UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BDpfjIVwOtmS2f504VFXmJV1OWoF5H/1HDdb2MA4gQY=' 
WHERE 
  key_id = 'ac9107720be3dd956803a0daffa9ae4cfbfcabaee093a8ca138c83ac11aa5595' 
  AND (
    token = 'BDpfjIVwOtmS2f504VFXmJV1OWoF5H/1HDdb2MA4gQY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )