UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S6mIrmkoIzi0zH0uWvsiTlwj2RSpmSX9auHJm7WoTMY=' 
WHERE 
  key_id = 'a8bbe397fb08348ceb0ff1181239715ec243da7e2924fc141dd4ccd9f614e6c5' 
  AND (
    token = 'S6mIrmkoIzi0zH0uWvsiTlwj2RSpmSX9auHJm7WoTMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )