UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S3ySxWBg3qSjUqC2uxOzGsMJ7eD7KNLigrleGunJNIg=' 
WHERE 
  key_id = 'be4c2525c4785ea68a080b99a44e2c0032779b6f9d901047959b93622015be81' 
  AND (
    token = 'S3ySxWBg3qSjUqC2uxOzGsMJ7eD7KNLigrleGunJNIg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )