UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm8lWlnq/tT+olrjXmVY8dTFYT/eptl8B7eRk5bEwLwE=' 
WHERE 
  key_id = '97d94d1adc296a24880c8649049df65cd72ad069c824d7239dd5c88269940236' 
  AND (
    token = 'm8lWlnq/tT+olrjXmVY8dTFYT/eptl8B7eRk5bEwLwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )