diff --git a/nop-batch/nop-batch-jdbc/src/main/java/io/nop/batch/jdbc/consumer/JdbcUpdateBatchConsumer.java b/nop-batch/nop-batch-jdbc/src/main/java/io/nop/batch/jdbc/consumer/JdbcUpdateBatchConsumer.java
index beb015db6537e8c5646a3793cc5265632274277a..e9c44d73b47fff3463eb8a2e1f6b54eb89601762 100644
--- a/nop-batch/nop-batch-jdbc/src/main/java/io/nop/batch/jdbc/consumer/JdbcUpdateBatchConsumer.java
+++ b/nop-batch/nop-batch-jdbc/src/main/java/io/nop/batch/jdbc/consumer/JdbcUpdateBatchConsumer.java
@@ -88,13 +88,13 @@ public class JdbcUpdateBatchConsumer<S> implements IBatchConsumerProvider<S>, IB
             if (first) {
                 first = false;
             } else {
-                sb.append(',');
+                sb.append(" AND ");
             }
+            sb.append(keyField).append("=");
 
             IDataParameterBinder binder = this.colBinders.get(keyField);
             appendParam(sb, binder, BeanTool.getProperty(record, keyField));
         }
-        sb.append(')');
         return sb.end();
     }