UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xWD0omqWIGcDqOj4luZuO4erqNHuW5qLM0EHJCcRSOw=' 
WHERE 
  key_id = '94bb50b540449ca1e4e8e349c146351e628a80f0223a2feb39fa678e19475c9a' 
  AND (
    token = 'xWD0omqWIGcDqOj4luZuO4erqNHuW5qLM0EHJCcRSOw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )