UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rDjnqtDDXtGDBW0XsUMaJMztLhwaodMOZlgDmhObmzU=' 
WHERE 
  key_id = '6a695c7360fa74903fb342321cf90d1be0d8b8555beae4b5d0821a1653935d25' 
  AND (
    token = 'rDjnqtDDXtGDBW0XsUMaJMztLhwaodMOZlgDmhObmzU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )