select count(*) from lang_message_keys where package_key = :package_key and message_key = :message_key select count(*) from lang_messages where package_key = :package_key and message_key = :message_key insert into lang_message_keys (message_key, package_key, upgrade_status) values (:message_key, :package_key, :key_upgrade_status) update lang_messages set message = null, upgrade_status = :message_upgrade_status where locale = :locale and package_key = :package_key and message_key = :message_key select locale, package_key, message_key, message from lang_messages $package_where_clause insert into lang_messages (package_key, message_key, locale, message, upgrade_status) values (:package_key, :message_key, :locale, null, :message_upgrade_status) update lang_message_keys set description = null where message_key = :message_key and package_key = :package_key