diff --git a/ruoyi-service/src/main/java/com/ruoyi/bst/device/mapper/DeviceMapper.xml b/ruoyi-service/src/main/java/com/ruoyi/bst/device/mapper/DeviceMapper.xml
index 8b225a1..7e64eb9 100644
--- a/ruoyi-service/src/main/java/com/ruoyi/bst/device/mapper/DeviceMapper.xml
+++ b/ruoyi-service/src/main/java/com/ruoyi/bst/device/mapper/DeviceMapper.xml
@@ -438,7 +438,8 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
         select bod.order_id
         from bst_device bd
             left join bst_order_device bod on bod.id = bd.order_device_id
-        where bd.mac = #{mac}
+        where bd.mac = #{mac} and bd.deleted = false
+        limit 1
     </select>
     
 </mapper>