UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DPbbUX3QZKljCo9wEDoUhrQRBIOfp4I9cxu+qhzLdfI=' 
WHERE 
  key_id = 'cb3489e3b15d151b70f0a1928560420c0fbd6d91c40303aac117c74f4cb052b7' 
  AND (
    token = 'DPbbUX3QZKljCo9wEDoUhrQRBIOfp4I9cxu+qhzLdfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )