UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZErpIz+Mxc6CWK6C5RMh1VI7lycWbLjBRqeGN0UMAc0=' 
WHERE 
  key_id = '83c7092d847eb5deedd69afe9a732823bbdd349251674be4f0702024d7f56632' 
  AND (
    token = 'ZErpIz+Mxc6CWK6C5RMh1VI7lycWbLjBRqeGN0UMAc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )