JSFiddle - React, Tailwind, and code Playground

HTML

<table id='tabEventos' class='table table-hover table-striped table-bordered table-responsive'>
    <thead>
        <tr>
            <th><b>ID</b></th>
            <th><b>Horário</b></th>
            <th class='text-center' colspan='2'><b>Equipamentos</b></th>
            <th class='text-center' colspan='2'><b>Serviços</b></th>
            <th><b>Observações</b></th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td class='text-right'>10</td>
            <td>07:00-10:00</td>
            <td class='text-center'>
                <button type='button' class='btn btn-default btn-xs' data-toggle='modal' data-target='#cxEditaEquipRes' disabled='disabled'>Incluir</button>
            </td>
            <td class='text-center'>
                <button type='button' class='btn btn-default btn-xs' id='viewEquipamentos'>Ver</button>
            </td>
            <td>blablabla</td>
        </tr>
        <tr>
            <td class='text-right'>20</td>
            <td>07:00-10:00</td>
            <td class='text-center'>
                <button type='button' class='btn btn-default btn-xs' data-toggle='modal' data-target='#cxEditaEquipRes' disabled='disabled'>Incluir</button>
            </td>
            <td class='text-center'>
                <button type='button' class='btn btn-default btn-xs' id='viewEquipamentos'>Ver</button>
            </td>
            <td>blablabla</td>
        </tr>
        <tr>
            <td class='text-right'>30</td>
            <td>07:00-10:00</td>
            <td class='text-center'>
                <button type='button' class='btn btn-default btn-xs' data-toggle='modal' data-target='#cxEditaEquipRes' disabled='disabled'>Incluir</button>
            </td>
            <td class='text-center'>
                <button type='button' class='btn btn-default btn-xs' id='viewEquipamentos'>Ver</button>
            </td>
            <td>blablabla</td>
        </tr>
    </tbody>
</table>

JavaScript

var idEvento = 20;
$('#tabEventos').find('tr').each(function(i, el) {
    var identEvento = $(this).find('td:first').text();
    if (identEvento == idEvento) {
        $(this).find('button').removeAttr('disabled');;
        return false;
    }
});