UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v3zlV545yaeOp3BacDL4VqKjGrrEjfwomqsdaB8Yyqs=' 
WHERE 
  key_id = '947771fd85e252102bb8e28df834e7e4f4c0fdd7127d8899358624be682eb41a' 
  AND (
    token = 'v3zlV545yaeOp3BacDL4VqKjGrrEjfwomqsdaB8Yyqs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )