UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9TpfIgOGPoDT3Octk+3BvjbDIJDNQL93UBFq3yvlN0A=' 
WHERE 
  key_id = '270e47a9dfec1373ddf343989a2c862e4a3569cb70f3b9ac9f6bdc7af646f419' 
  AND (
    token = '9TpfIgOGPoDT3Octk+3BvjbDIJDNQL93UBFq3yvlN0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )