UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nx1OybbfIDgEota6Ldv3PUwSfjrupSgFewsAX2u5sJI=' 
WHERE 
  key_id = '4a3408409d76329d60210125c4007f99dda40d1ff13baef500afee46391271cf' 
  AND (
    token = 'Nx1OybbfIDgEota6Ldv3PUwSfjrupSgFewsAX2u5sJI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )