UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XxngSsS76K0FnzCWXwNYC1r39M347s96vNG6/uwia6E=' 
WHERE 
  key_id = '8f5bf4caf5e293012aa7dab9e18c3af1ac9d0a19a89e405622feafa1a104f2e8' 
  AND (
    token = 'XxngSsS76K0FnzCWXwNYC1r39M347s96vNG6/uwia6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )