UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QK03tJJ8owWuNRdc8gKu2LzjSV0JlcVI+fzmnDJfLbs=' 
WHERE 
  key_id = 'a2d71ac6a982a10f9267654771c0e8a3eaec4f251dc0e4ce1887754052eaa59f' 
  AND (
    token = 'QK03tJJ8owWuNRdc8gKu2LzjSV0JlcVI+fzmnDJfLbs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )