UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'npBJfOGd0nWd3bJEiZrpRpVwIDUq5x2sWXgt2H0m2WM=' 
WHERE 
  key_id = '6a8adfaf6b4efb7e5ee0f3a11be9b74a4b9e7a28a8d712148de231c63a3cba73' 
  AND (
    token = 'npBJfOGd0nWd3bJEiZrpRpVwIDUq5x2sWXgt2H0m2WM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )