UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a20Pv6SDr7q9A1JsCmBQZOUS1c/3MJ9jHu8sG2McaXc=' 
WHERE 
  key_id = '8fa083a6079a91628da0dcfe117e72e6eb3700d2afc8fc81c15439fef8bde997' 
  AND (
    token = 'a20Pv6SDr7q9A1JsCmBQZOUS1c/3MJ9jHu8sG2McaXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )