UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1po4xvhBEpJfitYM/g7l9A8MKtx6ufTmACfOztOxzYg=' 
WHERE 
  key_id = '795b65417dcddd796de47959498fe405f7fd655f8e84160a2050bedebf0a37cb' 
  AND (
    token = '1po4xvhBEpJfitYM/g7l9A8MKtx6ufTmACfOztOxzYg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )