UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N21sKoUyGS3czTESZkiNb72I0Itn88hnG3zcX3Oqoq0=' 
WHERE 
  key_id = 'e4d6cd6dda4cc90cdcf37047c386d296d21084551c48529dd30dffc85b6ed141' 
  AND (
    token = 'N21sKoUyGS3czTESZkiNb72I0Itn88hnG3zcX3Oqoq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )