UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1Cmh+yV0NrJeerlHeLSaiPYq6QqSqdTezqhUZSHhjAQ=' 
WHERE 
  key_id = '7dffcb649ac5a36569bba09b66fdf37c19cb12ed1fb6923fef67aa1ff78da921' 
  AND (
    token = '1Cmh+yV0NrJeerlHeLSaiPYq6QqSqdTezqhUZSHhjAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )