UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bKEZcvFatlKuZynsfEkptt01drE+HXSw3L12D9ZzQ4U=' 
WHERE 
  key_id = '6d1ea80148c538b29c4d9bc1081d49ed18baa394248cd75ef068e27b0352eb6d' 
  AND (
    token = 'bKEZcvFatlKuZynsfEkptt01drE+HXSw3L12D9ZzQ4U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )