UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wp7C+vYA7iQcuIQe/5g1KorffKwKjQmeeC+7VjwyWto=' 
WHERE 
  key_id = '6ef5d88ce964262cb3453a2879d1fa8597f453918cc78c56e0162c4058763d47' 
  AND (
    token = 'Wp7C+vYA7iQcuIQe/5g1KorffKwKjQmeeC+7VjwyWto=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )