UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hds+/uEqULwpwh4WNd4ol0KYUW/9xC85wa6jEvwPg80=' 
WHERE 
  key_id = 'de5b4a05ba295802b3295e950adb02c51b2dc214fd064eda82c2bcf6f9b9a116' 
  AND (
    token = 'Hds+/uEqULwpwh4WNd4ol0KYUW/9xC85wa6jEvwPg80=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )