diff --git a/src/main/java/com/yau/digitalrmb/exchange/infrastructure/persistence/JdbcExchangeResourceRepository.java b/src/main/java/com/yau/digitalrmb/exchange/infrastructure/persistence/JdbcExchangeResourceRepository.java
index f90b164..eb2c167 100644
--- a/src/main/java/com/yau/digitalrmb/exchange/infrastructure/persistence/JdbcExchangeResourceRepository.java
+++ b/src/main/java/com/yau/digitalrmb/exchange/infrastructure/persistence/JdbcExchangeResourceRepository.java
@@ -238,7 +238,7 @@ public class JdbcExchangeResourceRepository implements ExchangeResourceRepositor
                             "AND c.received_by_user_id=? AND r.status='RESERVED' " +
                         "AND c.complete_currency IS NOT NULL AND c.issuance_ownership_original_text IS NOT NULL " +
                         "AND c.issuance_ownership_signature IS NOT NULL AND o.owner_type='BANK' AND o.owner_id=? " +
-                            "AND o.status='LOCKED' AND o.lock_business_type='EXCHANGE' AND o.lock_business_id=?",
+                            "AND o.status='EXCHANGE_LOCKED' AND o.lock_business_type='EXCHANGE' AND o.lock_business_id=?",
                     Integer.class, order.getId().toString(), coin.getCurrencyId(), order.getBankCode(),
                     order.getOrganizationId(), actor.getUserId(), order.getBankCode(), order.getId().toString());
             if (valid == null || valid != 1) {
diff --git a/src/main/java/com/yau/digitalrmb/shared/currency/CurrencyOwnershipLockRepository.java b/src/main/java/com/yau/digitalrmb/shared/currency/CurrencyOwnershipLockRepository.java
index 8367ecd..be0e900 100644
--- a/src/main/java/com/yau/digitalrmb/shared/currency/CurrencyOwnershipLockRepository.java
+++ b/src/main/java/com/yau/digitalrmb/shared/currency/CurrencyOwnershipLockRepository.java
@@ -14,9 +14,9 @@ public class CurrencyOwnershipLockRepository {
     public boolean tryLock(String currencyId, String ownerType, String ownerId,
                            String businessType, String businessId) {
         return jdbc.update("UPDATE central_bank_currency_ownership " +
-                        "SET status='LOCKED',lock_business_type=?,lock_business_id=?,updated_at=CURRENT_TIMESTAMP " +
+                        "SET status=?,lock_business_type=?,lock_business_id=?,updated_at=CURRENT_TIMESTAMP " +
                         "WHERE currency_id=? AND owner_type=? AND owner_id=? AND status='AVAILABLE'",
-                businessType, businessId, currencyId, ownerType, ownerId) == 1;
+                lockStatus(businessType), businessType, businessId, currencyId, ownerType, ownerId) == 1;
     }
 
     public boolean transferLocked(String currencyId, String ownerType, String ownerId,
@@ -24,18 +24,24 @@ public class CurrencyOwnershipLockRepository {
                                   String newOwnerType, String newOwnerId, String transactionId) {
         return jdbc.update("UPDATE central_bank_currency_ownership SET owner_type=?,owner_id=?,status='AVAILABLE'," +
                         "lock_business_type=NULL,lock_business_id=NULL,last_transaction_id=?,updated_at=CURRENT_TIMESTAMP " +
-                        "WHERE currency_id=? AND owner_type=? AND owner_id=? AND status='LOCKED' " +
+                        "WHERE currency_id=? AND owner_type=? AND owner_id=? AND status=? " +
                         "AND lock_business_type=? AND lock_business_id=?",
                 newOwnerType, newOwnerId, transactionId, currencyId, ownerType, ownerId,
-                businessType, businessId) == 1;
+                lockStatus(businessType), businessType, businessId) == 1;
     }
 
     public boolean release(String currencyId, String ownerType, String ownerId,
                            String businessType, String businessId) {
         return jdbc.update("UPDATE central_bank_currency_ownership SET status='AVAILABLE'," +
                         "lock_business_type=NULL,lock_business_id=NULL,updated_at=CURRENT_TIMESTAMP " +
-                        "WHERE currency_id=? AND owner_type=? AND owner_id=? AND status='LOCKED' " +
+                        "WHERE currency_id=? AND owner_type=? AND owner_id=? AND status=? " +
                         "AND lock_business_type=? AND lock_business_id=?",
-                currencyId, ownerType, ownerId, businessType, businessId) == 1;
+                currencyId, ownerType, ownerId, lockStatus(businessType), businessType, businessId) == 1;
+    }
+
+    private String lockStatus(String businessType) {
+        if ("EXCHANGE".equals(businessType)) return "EXCHANGE_LOCKED";
+        if ("PAYMENT".equals(businessType)) return "PAYMENT_LOCKED";
+        throw new IllegalArgumentException("不支持的币串锁业务类型：" + businessType);
     }
 }
diff --git a/src/test/java/com/yau/digitalrmb/payment/interfaces/rest/PaymentControllerTest.java b/src/test/java/com/yau/digitalrmb/payment/interfaces/rest/PaymentControllerTest.java
index 8735485..9bd5960 100644
--- a/src/test/java/com/yau/digitalrmb/payment/interfaces/rest/PaymentControllerTest.java
+++ b/src/test/java/com/yau/digitalrmb/payment/interfaces/rest/PaymentControllerTest.java
@@ -206,7 +206,7 @@ class PaymentControllerTest {
                 .andExpect(jsonPath("$.data.coinCount").value(2));
 
         assertThat(jdbc.queryForObject("SELECT status FROM central_bank_currency_ownership " +
-                "WHERE currency_id='DC_PAYMENT_1'", String.class)).isEqualTo("LOCKED");
+                "WHERE currency_id='DC_PAYMENT_1'", String.class)).isEqualTo("PAYMENT_LOCKED");
         assertThat(jdbc.queryForObject("SELECT lock_business_type FROM central_bank_currency_ownership " +
                 "WHERE currency_id='DC_PAYMENT_1'", String.class)).isEqualTo("PAYMENT");
         assertThat(jdbc.queryForObject("SELECT lock_business_id FROM central_bank_currency_ownership " +
diff --git a/src/test/java/com/yau/digitalrmb/shared/currency/CurrencyOwnershipConcurrencyTest.java b/src/test/java/com/yau/digitalrmb/shared/currency/CurrencyOwnershipConcurrencyTest.java
index ae028ab..7e7ce47 100644
--- a/src/test/java/com/yau/digitalrmb/shared/currency/CurrencyOwnershipConcurrencyTest.java
+++ b/src/test/java/com/yau/digitalrmb/shared/currency/CurrencyOwnershipConcurrencyTest.java
@@ -60,7 +60,7 @@ class CurrencyOwnershipConcurrencyTest {
             List<Boolean> results = Arrays.asList(first.get(), second.get());
             assertThat(results).containsExactlyInAnyOrder(true, false);
             assertThat(jdbc.queryForObject("SELECT status FROM central_bank_currency_ownership WHERE currency_id=?",
-                    String.class, CURRENCY_ID)).isEqualTo("LOCKED");
+                    String.class, CURRENCY_ID)).isEqualTo("PAYMENT_LOCKED");
             assertThat(jdbc.queryForObject("SELECT lock_business_id FROM central_bank_currency_ownership WHERE currency_id=?",
                     String.class, CURRENCY_ID)).isIn("PAYMENT_A", "PAYMENT_B");
         } finally {