UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/91jLOXFZ+qwau+oLwAxXS+ZwfHGUJOiD4YiqDJhxU0=' 
WHERE 
  key_id = 'a2a829124f26e9d6d314b4afffa2c327f8d8d29ee9eabdb07299acab0a8687de' 
  AND (
    token = '/91jLOXFZ+qwau+oLwAxXS+ZwfHGUJOiD4YiqDJhxU0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )