UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9uct6Tmi31ApZuw6G821Lksqbfhn34xG8yxCqVFIAgA=' 
WHERE 
  key_id = '7981d4f08f35e7ec73fafde9ea814aeff913ad3914333aa224dfaa75093a014a' 
  AND (
    token = '9uct6Tmi31ApZuw6G821Lksqbfhn34xG8yxCqVFIAgA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )