paul999 / phpbb_2fa

			{

				continue;

			}

			if ($this->password_manager->check($key, $registration['secret']))

			{

				// We found a valid key.

				$sql_ary = array(

					'last_used' => time(),

					'valid'		=> false,

				);

				$sql = 'UPDATE ' . $this->backup_registration_table . ' 

							SET ' . $this->db->sql_build_array('UPDATE', $sql_ary) . ' 

							WHERE 

								registration_id = ' . (int) $registration['registration_id'];

				$this->db->sql_query($sql);

				return true;

			}

		}

		return false;

	}

		foreach ($this->getRegistrations($user_id) as $registration)

		{

			if ($this->otp->checkTOTP($registration['secret'], $key, 'sha1'))

			{

				// We found a valid key.

				$sql_ary = array(

					'last_used' => time(),

				);

				$sql = 'UPDATE ' . $this->otp_registration_table . ' 

							SET ' . $this->db->sql_build_array('UPDATE', $sql_ary) . ' 

							WHERE 

								registration_id = ' . (int) $registration['registration_id'];

				$this->db->sql_query($sql);

				return true;

			}

		}

		return false;

	}