UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6Yw95Kd8vJjU4HT9D1ET7eey6H7RiUsH0JI1SN5v3VA=' 
WHERE 
  key_id = '18cb5844684945e0323701428bf8abae61006e04c4a864f7739a0ce7f696fe31' 
  AND (
    token = '6Yw95Kd8vJjU4HT9D1ET7eey6H7RiUsH0JI1SN5v3VA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )