UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QDzpVyxH6n93u2uXoYFkz6792+0SZIAn17b7HM6EI0g=' 
WHERE 
  key_id = 'b40bffb3695fc5b43704146bc9438ced9e19bde8848cd48e1051d508ac7c7f20' 
  AND (
    token = 'QDzpVyxH6n93u2uXoYFkz6792+0SZIAn17b7HM6EI0g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )