UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cPYEUrpJFN/B1/xg/QY5/XAnGWEYw5eWlHsywohs0dc=' 
WHERE 
  key_id = 'a3760dc381266bbaa7686fe23821e168baf9b171e8f9544289e3aab268821ab9' 
  AND (
    token = 'cPYEUrpJFN/B1/xg/QY5/XAnGWEYw5eWlHsywohs0dc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )