UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eGv3gruPa31pGZNQWwbQ0Ba5CbmrQgZjpfCF7LRRiIE=' 
WHERE 
  key_id = '285d62d12a19ea58b3ec9d84c7cf447b6e5865d563ae1f4f09482dceb287c2a6' 
  AND (
    token = 'eGv3gruPa31pGZNQWwbQ0Ba5CbmrQgZjpfCF7LRRiIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )