UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rt2nLvejvYu3ryoSmGxt+D7GnIBHANH/eIvifq4HcOQ=' 
WHERE 
  key_id = '5a7dc635ea0df486dbe44f15e83328558a7a00008741d5a3ae7590df61daa0bd' 
  AND (
    token = 'Rt2nLvejvYu3ryoSmGxt+D7GnIBHANH/eIvifq4HcOQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )