UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E3C4kDKfPDlRuvwuGrc9JZxSyGSXtfQLmfpJUuOzSyU=' 
WHERE 
  key_id = '900c529e47638ed8b0642fd4dd1c0004213dae40565d5b2624f7fc6b75f84ffc' 
  AND (
    token = 'E3C4kDKfPDlRuvwuGrc9JZxSyGSXtfQLmfpJUuOzSyU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )