<?php
    if ($get_option($apiKey) && get_option($secretKey)) {
        echo ("Api Key: " + get_option($apiKey) + "<br>" + "Secret Key: " + get_option($secretKey))
    }
    else {
        ?>
        <form action="" method="">
            <label for="api-key">API Key</label>
            <input type="text" id="api-key" /> <br>

            <label for="secret-key">Secret Key</label>
            <input type="text" id="secret-key"> <br>

            <input type="submit" />
        </form>
        <?php
    }
?>