UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WkNycdc7eM6IOYIwKlVBp9uuDO49+TXoY4woaeuc+RM=' 
WHERE 
  key_id = '8e81a3b3f14dbf964cae2ab60f10b23a056bb0cb464d413d1bd2cec83ce22c08' 
  AND (
    token = 'WkNycdc7eM6IOYIwKlVBp9uuDO49+TXoY4woaeuc+RM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )