There is always a range of normal BP.
Machine related variation is always there-can change little with exertion, position, walking, diet, stress level.
So both the readings are within normal limit.
Less the 140 systolic is normal.
Salt restrictions
MEDITATION
REGULAR YOGA
WALKING
should help to relieve anxiety as well as controlling BP.
Next Steps
BP Monitoring every month twice. Avoid taking it too frequently and maintain some timing regularity in monitoring to avoid diurnal variation.