UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P8sNzT+xOplC8nPLi1CCLv8JTJ/F5D97EKxH5fTe+/I=' 
WHERE 
  key_id = '6e71378f7ce90961c1efdba02db1627d0af06e2df679b5183e20aa6eaa67b4cd' 
  AND (
    token = 'P8sNzT+xOplC8nPLi1CCLv8JTJ/F5D97EKxH5fTe+/I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )