UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KiufLFQg3jGiMHbblvo+iJXczlB5+DFRuRkC7PznExI=' 
WHERE 
  key_id = '7951f274c826d42ef937485d9bf0c9a1900a440bd390b5bc7b9a8abe6f45ac74' 
  AND (
    token = 'KiufLFQg3jGiMHbblvo+iJXczlB5+DFRuRkC7PznExI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )