UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E5X1ouPVUkQsWjVLCxkcRhBDQDNlPvf1TsEbdG7lNCY=' 
WHERE 
  key_id = '6d6bc6eb9901b68c2a12126427ea3409b7a057e37b9056afd9a39da622cd6493' 
  AND (
    token = 'E5X1ouPVUkQsWjVLCxkcRhBDQDNlPvf1TsEbdG7lNCY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )