UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5ezC4yqTQYPnl4+rlFM0nxSMB7KgTXF/u7PRsI3lfl4=' 
WHERE 
  key_id = '4935f385b789f7a59caf3be3dffd26f0a951a7f2353fedaef9eaeea5c544e306' 
  AND (
    token = '5ezC4yqTQYPnl4+rlFM0nxSMB7KgTXF/u7PRsI3lfl4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )