UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+lT1UMaygZBw7s5aAwRA2hswVCno66pGeJq0BVlx4UI=' 
WHERE 
  key_id = '9095ea14534ebf62ccb20ce402a9067afb28da18b96a5fde30715d6c9d32be96' 
  AND (
    token = '+lT1UMaygZBw7s5aAwRA2hswVCno66pGeJq0BVlx4UI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )