UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cREZvBWQXxSNo21vQUkBt+zttwrFC/w544b8DS8/T1Y=' 
WHERE 
  key_id = 'aafbf998e0884b5ac3dc34f4dcc9882a788732313f6e8f4589c2e505ce87991e' 
  AND (
    token = 'cREZvBWQXxSNo21vQUkBt+zttwrFC/w544b8DS8/T1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )