UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FmyDt0mjGGFxYklGp0HTwoSf8cyYp2IQ6yUDsJW+Hc0=' 
WHERE 
  key_id = 'fee928dd9bcc62649483c42c24b75c527ef9b9be59e3a97da408e54401afaa5a' 
  AND (
    token = 'FmyDt0mjGGFxYklGp0HTwoSf8cyYp2IQ6yUDsJW+Hc0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )