UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UrmYKKlWloWtgn1aoaTsrSDcnSA99aOlLDSeA9q8UMo=' 
WHERE 
  key_id = '6aa3d67519823782ebd5159928daf9692066f50dcb17cb2737bffdf6717a5021' 
  AND (
    token = 'UrmYKKlWloWtgn1aoaTsrSDcnSA99aOlLDSeA9q8UMo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )