UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l7rA6IZU2kkcPBzuv3vGoz5YxGcSGeQmPVSTv8GyBZs=' 
WHERE 
  key_id = '39865f427458b5c7ec73cbd28d74a3308781a7b8a8528e59456046eb7facbcc8' 
  AND (
    token = 'l7rA6IZU2kkcPBzuv3vGoz5YxGcSGeQmPVSTv8GyBZs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )