UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/G9IEIOZ8qMVNGVITT9EVEwrozYmSZg2N4G2wzOjoPk=' 
WHERE 
  key_id = '4e257bb6b823f0eddb329804a2dbde1817d0a39b278f1e8112c4dc8ef6544368' 
  AND (
    token = '/G9IEIOZ8qMVNGVITT9EVEwrozYmSZg2N4G2wzOjoPk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )