UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '96YqQp+6Uc6UI7E5GQagRaMmRBzfDwVfmcdDHZ0KVsM=' 
WHERE 
  key_id = 'da15221b2bfa5dce6b7cc20ca74e3b79fde68c56fe9a5acf884df4724a3b4ec6' 
  AND (
    token = '96YqQp+6Uc6UI7E5GQagRaMmRBzfDwVfmcdDHZ0KVsM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )