UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '846GMmX2JVWMwFv0pDmkO2O5E/DBYaEDlJLFKZplxoY=' 
WHERE 
  key_id = '34bc7c213a7cf07e472fa3d259238aae5c5b1fd3ac95a6ee4f91768e84e5551f' 
  AND (
    token = '846GMmX2JVWMwFv0pDmkO2O5E/DBYaEDlJLFKZplxoY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )