UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OprrhaX6/ufXQIEmY3W3y/HVV4s77oT9pHn+eC2VM9s=' 
WHERE 
  key_id = 'cde4680dae507f1a5323163cbc8d170fe6f76a5dc47af6e34ac1f1d1038c299c' 
  AND (
    token = 'OprrhaX6/ufXQIEmY3W3y/HVV4s77oT9pHn+eC2VM9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )