UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U/FLuIUKE1z2YzQpoXvKADw1+oTlQAIdECfvHBZnVjw=' 
WHERE 
  key_id = 'f66363ae00e43a6cfee81b25742236c19cb46000904deafd5104f0314ece2016' 
  AND (
    token = 'U/FLuIUKE1z2YzQpoXvKADw1+oTlQAIdECfvHBZnVjw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )