こんにちは。
アドバイスいただきましたページを参照にして、デバッグモードでエラーの詳細を見てみました。以下のとおりです。アドバイスのほどよろしくお願いいたします。



UPDATE
dtb_order_temp tgt
SET
payment_method = (SELECT payment_method FROM dtb_payment WHERE payment_id = tgt.payment_id)
,deliv_time = (SELECT deliv_time FROM dtb_delivtime WHERE time_id = tgt.deliv_time_id AND deliv_id = tgt.deliv_id)
WHERE order_temp_id = ?
DB Error: syntax error

UPDATE
dtb_order_temp tgt
SET
payment_method = (SELECT payment_method FROM dtb_payment WHERE payment_id = tgt.payment_id)
,deliv_time = (SELECT deliv_time FROM dtb_delivtime WHERE time_id = tgt.deliv_time_id AND deliv_id = tgt.deliv_id)
WHERE order_temp_id = '4a3c847d7bc9ab7TP7CfT' [nativecode=ERROR: syntax error at or near "tgt" at character 51]

(省略)　mobile/shopping/deliv.php 38:lc_page_shopping_deliv_ex->mobileprocess
(省略)　data/class/pages/shopping/LC_Page_Shopping_Deliv.php 332:lc_page_shopping_deliv_ex->lfregistdelivdata
(省略)　data/class/pages/shopping/LC_Page_Shopping_Deliv.php 496:sc_helper_db_ex->sfregisttemporder
(省略)　data/class/helper/SC_Helper_DB.php 441:sc_helper_db_ex->sfupdateordernamecol
(省略)　data/class/helper/SC_Helper_DB.php 1777:sc_query->query
(省略)　data/class/SC_Query.php 458:sc_dbconn->query
(省略)　data/class/SC_DbConn.php 82:db_pgsql->query
(省略)　data/module/DB/common.php 1215:db_pgsql->execute
(省略)　data/module/DB/common.php 1012:db_pgsql->simplequery
(省略)　data/module/DB/pgsql.php 337:db_pgsql->pgsqlraiseerror
(省略)　data/module/DB/pgsql.php 790:db_pgsql->raiseerror
(省略)　data/module/DB/common.php 1912:pear->raiseerror
(省略)　data/module/PEAR.php 557:db_error->db_error
(省略)　data/module/DB.php 970:db_error->pear_error