UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MY8hQjBsM5E4bUd9DSPyvTTfIwWL64dlUB3mPRKtitw=' 
WHERE 
  key_id = 'ac6b042c1aa6291f51b2fd1a50cd885f9ab0a4b2569425b1f258f6f17074b8ee' 
  AND (
    token = 'MY8hQjBsM5E4bUd9DSPyvTTfIwWL64dlUB3mPRKtitw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )