UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8H9rDSkXaF/DElDqn3oKK7wQn/zf+tar1AeIepLJ/AI=' 
WHERE 
  key_id = '1ab27877b88ebbd84cfe71cb0cc7b373b63d4d832c36d20b41f905793863afcb' 
  AND (
    token = '8H9rDSkXaF/DElDqn3oKK7wQn/zf+tar1AeIepLJ/AI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )