UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u/dSWMIFZSnYzwE6pLgVvjjXFGMwB7w35XjbzY8vs30=' 
WHERE 
  key_id = '0c5759e2268044c06855d90317f8081d6b7bef789303738a2a19b96333eddafd' 
  AND (
    token = 'u/dSWMIFZSnYzwE6pLgVvjjXFGMwB7w35XjbzY8vs30=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )