UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6sb445JdWQ9mBRt5iqdch+No8C6PKTC58IHqhrvSLOM=' 
WHERE 
  key_id = '79604ca0b838b97af851eb70a56a2a6131475becb7ae0c0a077ca37819fd3b12' 
  AND (
    token = '6sb445JdWQ9mBRt5iqdch+No8C6PKTC58IHqhrvSLOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )