UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'h79hEFvaWmbO3ibHgMqZm8EhKfHXSsK7zA0zTD6jAOY=' 
WHERE 
  key_id = 'c47649e8a24ada0c8e288403456abe1f6612c139d7500aeaec182f52601b8caa' 
  AND (
    token = 'h79hEFvaWmbO3ibHgMqZm8EhKfHXSsK7zA0zTD6jAOY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )