UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OrkWwWVG97uBOl1StREXIowIqGSoDQkc6etwGivpXDQ=' 
WHERE 
  key_id = '5553cc7bd49efd9ad0ee0484ceae14a5f950ac72f20f460e9294635e7f62a269' 
  AND (
    token = 'OrkWwWVG97uBOl1StREXIowIqGSoDQkc6etwGivpXDQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )