UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2wP1e3KJW5eAnadqlVa3qiA2HmzWkH9PcmeVajtMc8=' 
WHERE 
  key_id = '81f6f53fac7daeed394ed7b76c289c2647eb432ad8bb9539b88045412fd353b3' 
  AND (
    token = 'k2wP1e3KJW5eAnadqlVa3qiA2HmzWkH9PcmeVajtMc8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )