UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mDg4z2tIac0GRgK7lRzcNWDi2ZH6j74zS4zYaAQ/yqM=' 
WHERE 
  key_id = '81693b2e13929c55f0c0521b76ab32ec7883dfa84f7d937ac5060bf110d0fbb0' 
  AND (
    token = 'mDg4z2tIac0GRgK7lRzcNWDi2ZH6j74zS4zYaAQ/yqM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )