UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6j4ipTjVO3eHO5N6lhjdSHP2iZ0uGadvA9KUjubA5Ro=' 
WHERE 
  key_id = '1c8a3a27dca35ff51ca044e639500b7753b320409b2c970f2a6606fdc7dcfc41' 
  AND (
    token = '6j4ipTjVO3eHO5N6lhjdSHP2iZ0uGadvA9KUjubA5Ro=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )