UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wQZ+UfKj4ByNWu/vWA/lN9HQaexhnokmQ9mJhDhk74w=' 
WHERE 
  key_id = '839afaaca8860941989f5a5cb788b1e29dffd7a065b67a4df7f3e4a5905e03d3' 
  AND (
    token = 'wQZ+UfKj4ByNWu/vWA/lN9HQaexhnokmQ9mJhDhk74w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )