extract($_POST, EXTR_SKIP);

		$stmt = $pdo->prepare('SELECT COUNT(*) FROM user WHERE user = :user AND password = :password AND status = :status');
		$stmt->bindParam('user', $user);
		$stmt->bindParam('password', md5($password));
		$stmt->bindValue('status', 1);
		$stmt->execute();

		if($stmt->fetchColumn() > 0){

			$stmt = $pdo->prepare('SELECT COUNT(*) FROM user WHERE user = :user  AND time > :time AND status = :status');
			$stmt->bindParam('user', $user);
			$stmt->bindValue('time', $lifeTime);
			$stmt->bindValue('status', 1);
			$stmt->execute();