diff --git a/airflow/api_fastapi/execution_api/routes/task_instances.py b/airflow/api_fastapi/execution_api/routes/task_instances.py
index f1ab877ddfaa..3d6e032d1673 100644
--- a/airflow/api_fastapi/execution_api/routes/task_instances.py
+++ b/airflow/api_fastapi/execution_api/routes/task_instances.py
@@ -18,6 +18,7 @@
 from __future__ import annotations
 
 import logging
+from datetime import datetime
 from typing import TYPE_CHECKING, Annotated
 from uuid import UUID
 
@@ -134,17 +135,13 @@ def ti_update_state(
         session.flush()
 
         ti = session.query(TI).filter(TI.id == ti_id_str).one_or_none()
-        ti.state = State.DEFERRED
-        ti.trigger_id = trigger_row.id
-        ti.next_method = ti_patch_payload.next_method
-        ti.next_kwargs = ti_patch_payload.kwargs or {}
-        timeout = ti_patch_payload.timeout
 
         # Calculate timeout too if it was passed
-        if timeout is not None:
-            ti.trigger_timeout = timezone.utcnow() + timeout
+        trigger_timeout: datetime | None = None
+        if ti_patch_payload.timeout is not None:
+            trigger_timeout = timezone.utcnow() + ti_patch_payload.timeout
         else:
-            ti.trigger_timeout = None
+            trigger_timeout = None
 
         # If an execution_timeout is set, set the timeout to the minimum of
         # it and the trigger timeout
@@ -154,14 +151,18 @@ def ti_update_state(
                 if TYPE_CHECKING:
                     assert ti.start_date
                 if ti.trigger_timeout:
-                    ti.trigger_timeout = min(ti.start_date + execution_timeout, ti.trigger_timeout)
+                    trigger_timeout = min(ti.start_date + execution_timeout, ti.trigger_timeout)
                 else:
-                    ti.trigger_timeout = ti.start_date + execution_timeout
+                    trigger_timeout = ti.start_date + execution_timeout
 
-        session.commit()
-
-        log.info("TI %s state updated to: deferred", ti_id_str)
-        return
+        query = update(TI).where(TI.id == ti_id_str)
+        query = query.values(
+            state=State.DEFERRED,
+            trigger_id=trigger_row.id,
+            next_method=ti_patch_payload.next_method,
+            next_kwargs=ti_patch_payload.kwargs or {},
+            trigger_timeout=trigger_timeout,
+        )
 
     # TODO: Replace this with FastAPI's Custom Exception handling:
     # https://fastapi.tiangolo.com/tutorial/handling-errors/#install-custom-exception-handlers