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Configurable

ReplaceRequestTimeConstantRector

Replace deprecated REQUEST_TIME constant with \Drupal::time()->getRequestTime() (deprecated drupal:8.3.0, removed drupal:11.0.0)

-$cutoff = REQUEST_TIME - $lifespan;
+$cutoff = \Drupal::time()->getRequestTime() - $lifespan;

Configure your rector.php:

<?php

use DrupalRector\Drupal10\Rector\Deprecation\ReplaceRequestTimeConstantRector;
use DrupalRector\Rector\ValueObject\DrupalIntroducedVersionConfiguration;
use Rector\Config\RectorConfig;

return RectorConfig::configure()
    ->withConfiguredRule(ReplaceRequestTimeConstantRector::class, [
        new DrupalIntroducedVersionConfiguration('11.0.0'),
    ]);