UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a3IQD3e6uBYXu0LT2YtHAvNbSYjiZxIExHfyy4vc5tQ=' 
WHERE 
  key_id = '45a58c88fb016ef52b7656a93c96d8e0e15c582c84c4ad6f92f0cdb2467151f6' 
  AND (
    token = 'a3IQD3e6uBYXu0LT2YtHAvNbSYjiZxIExHfyy4vc5tQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )