Answers for "laravel update a record if exists certain colimn"

laravel update if exists or create

$flight = App\Flight::updateOrCreate(
    ['departure' => 'Oakland', 'destination' => 'San Diego'],
    ['price' => 99]
);

laravel how to check if there are record exists

//User::  User is going to be what model you use.
//$user can be what ever you need it to be
$user = User::where('email', '=', Input::get('email'))->first();
if ($user != null) {
   // Record does exist
}