<?php
 
$paraUpadate="";
 
$colunas="ads_image_1,ads_image_2";
 
$praBanco="'im/pd/5ad3dd6bd58c86.55498080.jpg','im/pd/5ad3dd6bd5a312.43966416.jp'";
 
 
$explodeColunas = explode(',', $colunas);
 
$explodePraBanco = explode(',', $praBanco);
 
for($i = 0; $i<count($explodeColunas); $i++){
 
    $paraUpadate .= $explodeColunas[$i]."=".$explodePraBanco[$i].",";
 
}
 
//para retirar os 3 caracteres do final da string  ,=, ( virgula sinal de igual virgula )
$paraUpadate = substr($paraUpadate,0,-3);
 
$ads_title="Titulo";
$ads_content="Contentissimo";
$ads_price="Carissimo";
 
// edit_attempts ?? não seria 
$edit_attempts=23;
 
$editor_id=10;
 
//agora é só colocar esse resultado na declaração UPDATE
 
$smtp_process = "UPDATE public_ads SET ads_title = '$ads_title', ads_content = '$ads_content', ads_price = '$ads_price', edit_attempts = $edit_attempts + 1, $paraUpadate WHERE ads_id = '$editor_id'";
 
 
echo $smtp_process;

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