UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ma7AkzEX45r3z+xgng9XIpUM8iR7UTTRA3AMECqdoMc=' 
WHERE 
  key_id = 'd9a9a537e04cbed9a821bfff91f45871350325eb9e1057390ed53f529a5ff3e3' 
  AND (
    token = 'Ma7AkzEX45r3z+xgng9XIpUM8iR7UTTRA3AMECqdoMc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )