UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PXaWKRTWoNjOhAx1HzVbTa8X39SdF3MSKp67TkTXi0s=' 
WHERE 
  key_id = '97667c60379e7f56b8a202a9ac78273b7aa13020b8304dfc11ad22d5b35b1efc' 
  AND (
    token = 'PXaWKRTWoNjOhAx1HzVbTa8X39SdF3MSKp67TkTXi0s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )