UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RnTVwZSTfksoEiBHHTPrSKWkqMFYFks1QWfLJCzBT7c=' 
WHERE 
  key_id = '4f7149470503167b3597c036c69e0628316b3604bb8db1e75aa8e374b656a612' 
  AND (
    token = 'RnTVwZSTfksoEiBHHTPrSKWkqMFYFks1QWfLJCzBT7c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )