UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E/9GMLOcGoTf7G5ghxiTVRmfchvEY66aCsNY3k6N3CA=' 
WHERE 
  key_id = '76d3d6e3178c3233ad1d5050b5c70c020083422741ddc313949c4ca0074afc4b' 
  AND (
    token = 'E/9GMLOcGoTf7G5ghxiTVRmfchvEY66aCsNY3k6N3CA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )