UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gc8hMHhL3q/DllqfDL8iijao+IZrhihNOYTMe2tfEuI=' 
WHERE 
  key_id = '4dcb36e2e061e409800f82fcf748302a9f930315c391fb990336167aec088c0b' 
  AND (
    token = 'Gc8hMHhL3q/DllqfDL8iijao+IZrhihNOYTMe2tfEuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )