UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6YFCFd+PzRZlnmiXHVa4qBU1rsq19ijGzth3nNy6JxY=' 
WHERE 
  key_id = '981696efe36ef75fc9bc2ec8c77db50f10fa57e8c76115a6f22afc04e20915a4' 
  AND (
    token = '6YFCFd+PzRZlnmiXHVa4qBU1rsq19ijGzth3nNy6JxY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )