UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AV7qXuLbcvVq0WMs+P38aY4CbXF25ws2K7FEdtOVEx0=' 
WHERE 
  key_id = '26793c3ef4f8a95af60db5d9fb38688ff3f26f8b4725d0b97887f641b243c02a' 
  AND (
    token = 'AV7qXuLbcvVq0WMs+P38aY4CbXF25ws2K7FEdtOVEx0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )