UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k+683UhZVaX2mRl7ecsx09MnzmlBPpKZwUAgOzKt5vk=' 
WHERE 
  key_id = '08e6ceb8b978dd2a92f5c309e4d797a1272dfb3e523b7bd7804219e186d016ba' 
  AND (
    token = 'k+683UhZVaX2mRl7ecsx09MnzmlBPpKZwUAgOzKt5vk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )