UPDATE 
  tmall_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tkW+zKM0hxgssBTo3qstTf+O65KJhdHsew41nEqj1Bk=' 
WHERE 
  key_id = '162d2337f448a70a816b92864b942a9fd5c92f9274c0be347cecb3b43d27f447' 
  AND (
    token = 'tkW+zKM0hxgssBTo3qstTf+O65KJhdHsew41nEqj1Bk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )