UID:8--162016-- UPDATE  `nav_notification`  SET `lu`='1'  WHERE 1=1  AND (id_user = '8')  LIMIT 999 
UID:8--162026-- UPDATE  `nav_notification`  SET `lu`='1'  WHERE 1=1  AND (id_user = '8')  LIMIT 999 
UID:4--162041-- UPDATE  `nav_notification`  SET `lu`='1'  WHERE 1=1  AND (id_user = '4')  LIMIT 999