search query in laravel 5 code example

Example 1: laravel eloquent search query 2020

$result = Marriage::where('name','LIKE','%'.$email_or_name.'%')
                ->orWhere('email','LIKE','%'.$email_or_name.'%')
                ->get();

Example 2: laravel find query

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;

class Flight extends Model
{
    /**
     * The primary key associated with the table.
     *
     * @var string
     */
    protected $primaryKey = 'flight_id';
}