diff --git a/ebike-operations/src/main/java/com/cdzy/operations/component/SafeOrderExpirationListener.java b/ebike-operations/src/main/java/com/cdzy/operations/component/SafeOrderExpirationListener.java
index c3d7383..5504508 100644
--- a/ebike-operations/src/main/java/com/cdzy/operations/component/SafeOrderExpirationListener.java
+++ b/ebike-operations/src/main/java/com/cdzy/operations/component/SafeOrderExpirationListener.java
@@ -33,9 +33,10 @@ public class SafeOrderExpirationListener {
     // Redis键常量
     private static final String ORDER_KEY_PREFIX = "bike:dispatch:lock:";
 
-    private static final long LOCK_WAIT_TIME = 5L; // 获取锁等待时间（秒）
+    // 获取锁等待时间（秒）
+    private static final long LOCK_WAIT_TIME = 5L;
 
-    private static final String CODE_KEY_PREFIX = "bike:no:lock:";
+    private static final String NO_DOCUMENT_LOCK_PREFIX = "bike:dispatch:nodocumentlock:";
 
     /**
      * 处理Redis键过期事件
@@ -111,7 +112,7 @@ public class SafeOrderExpirationListener {
 
     private void processExpiredNoDocumentSafely(String bikeCode) {
         String instanceId = instanceManager.getInstanceId();
-        String lockKey = CODE_KEY_PREFIX + bikeCode;
+        String lockKey = NO_DOCUMENT_LOCK_PREFIX + bikeCode;
 
         // 使用RedisUtil的分布式锁功能
         boolean locked = redisUtil.tryNoDocumentLock(lockKey, instanceId, LOCK_WAIT_TIME, TimeUnit.SECONDS);
@@ -145,7 +146,7 @@ public class SafeOrderExpirationListener {
             if (instanceId.equals(currentLockValue)) {
                 redisUtil.releaseDispatchLock(lockKey);
             }
-            log.info("已释放Rdies分布式锁: lockKey={} ", lockKey);
+            log.info("已释放redis分布式锁: lockKey={} ", lockKey);
         } catch (Exception e) {
             log.error("释放锁异常: lockKey={}", lockKey, e);
         }
diff --git a/ebike-operations/src/main/java/com/cdzy/operations/utils/RedisUtil.java b/ebike-operations/src/main/java/com/cdzy/operations/utils/RedisUtil.java
index c130e2c..b79ff58 100644
--- a/ebike-operations/src/main/java/com/cdzy/operations/utils/RedisUtil.java
+++ b/ebike-operations/src/main/java/com/cdzy/operations/utils/RedisUtil.java
@@ -42,7 +42,7 @@ public class RedisUtil {
     public static final String BIKE_ECU_PREFIX = "bike:ecu:";
 
     // 车辆多长时间无单生成调度工单
-    public static final String BIKE_NO_DOCUMENT_PREFIX = "bike:no:document:";
+    public static final String BIKE_NO_DOCUMENT_PREFIX = "bike:dispatch:nodocument:";
 
 
     /**
@@ -501,12 +501,6 @@ public class RedisUtil {
         return getRedisTemplate(Database.DB2).opsForValue().setIfAbsent(lockKey, value, timeout, unit);
     }
 
-    /**
-     * 数据库2专用：释放调度锁
-     */
-    public Boolean releaseNoDocumentLock(String lockKey) {
-        return delete(Database.DB2, lockKey);
-    }
 
     /**
      * 数据库2专用：存储中控信息