UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j3vE+KL4/8nwps9wra5fSlo/0/33HVh3IXCcoSqrVXw=' 
WHERE 
  key_id = '1afe7786771762a3464873d708685fdc30411e9c63634c20e850d4e1e2827d6d' 
  AND (
    token = 'j3vE+KL4/8nwps9wra5fSlo/0/33HVh3IXCcoSqrVXw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )