UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'izUgoiKs5iJeXQ0OtWe0jPdMWkWnJwoM9fez/gW7Pfs=' 
WHERE 
  key_id = '2a5baa1a4b300be72963c6e282e0733ac80fa68296aa2b4fb91fedbe940fd284' 
  AND (
    token = 'izUgoiKs5iJeXQ0OtWe0jPdMWkWnJwoM9fez/gW7Pfs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )