UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sa5XkfPJMqfcIApwFe7uQVXi/N2KtjlDxAIizuN4fM0=' 
WHERE 
  key_id = '69d72a3786da0726f866cf52ed2c2d10d564578688551175a5729ffd5dd2f083' 
  AND (
    token = 'Sa5XkfPJMqfcIApwFe7uQVXi/N2KtjlDxAIizuN4fM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )