UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GXrgdv5Kjx8vRvYie1A5XW28W4Spc9oLg45NhU+uzKM=' 
WHERE 
  key_id = '1ada6317aed128e3cf73d1891d54e1f7b25f1bd8e4e7e8a1ef16715c299e4be9' 
  AND (
    token = 'GXrgdv5Kjx8vRvYie1A5XW28W4Spc9oLg45NhU+uzKM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )