UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3piGtBjHUO6xtEJgoisS9AiTx31G/IR6G9f2YgOxGYw=' 
WHERE 
  key_id = '4f2f2bdac650b5277b7a6e26ea312e2d306d821298729b38f2199befb5dc8508' 
  AND (
    token = '3piGtBjHUO6xtEJgoisS9AiTx31G/IR6G9f2YgOxGYw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )