UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jlzyW3IJ0fkTjgLjiLLdrAjWKzq1sX+CH/t6hpU0bfA=' 
WHERE 
  key_id = 'b297ee8a927c70a177afbf37eff3db108d425e380318da9d0b7f4f0245f42428' 
  AND (
    token = 'jlzyW3IJ0fkTjgLjiLLdrAjWKzq1sX+CH/t6hpU0bfA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )