'Lifetime' in the Bible

How was it that he went into the House of God during the lifetime of Abiathar the high priest and ate the Bread of the Presence, which was not lawful for anyone but the priests to eat, and gave some of it to his companions?"

"But Abraham said, "My child, remember that during your lifetime you received blessings, while Lazarus received hardships. But now he is being comforted here, while you suffer.