Cal. CIV § 882.020

(a) Unless the lien of a mortgage, deed of trust, or other instrument that creates a security interest of record in real property to secure a debt or other obligation has earlier expired pursuant to Section 2911, the lien expires at, and is not enforceable by action for foreclosure commenced, power of sale exercised, or any other means asserted after, the later of the following times:

(1) If the final maturity date or the last date fixed for payment of the debt or performance of the obligation is ascertainable from the recorded evidence of indebtedness, 10 years after that date.

(2) If the final maturity date or the last date fixed for payment of the debt or performance of the obligation is not ascertainable from the recorded evidence of indebtedness, or if there is no final maturity date or last date fixed for payment of the debt or performance of the obligation, 60 years after the date the instrument that created the security interest was recorded.

(3) If a notice of intent to preserve the security interest is recorded within the time prescribed in paragraph (1) or (2), 10 years after the date the notice is recorded.

(b) For the purpose of this section, a power of sale is deemed to be exercised upon recordation of the deed executed pursuant to the power of sale.

(c) The times prescribed in this section may be extended in the same manner and to the same extent as a waiver made pursuant to Section 360.5 of the Code of Civil Procedure, except that an instrument is effective to extend the prescribed times only if it is recorded before expiration of the prescribed times.