UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k2H617Oa68WY++Zn+FsrOyO1kKmmlk2HUvktUd9AjSw=' 
WHERE 
  key_id = '46ac4bdbec4cbd11a69ea9125fd4e173b993a0d50324e1608b046736503126c0' 
  AND (
    token = 'k2H617Oa68WY++Zn+FsrOyO1kKmmlk2HUvktUd9AjSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )