UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Bn+/g8gPu7/Bmw52rDdrAFsgC3nibv2KYl3ToyyepE=' 
WHERE 
  key_id = 'a6e4261b178b239e65395723364d8b3c9bf9752d62b19f14fcd11eb6679c7d09' 
  AND (
    token = '3Bn+/g8gPu7/Bmw52rDdrAFsgC3nibv2KYl3ToyyepE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )