UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TJNNfp4Lsz0uEX/0+poihjQCW9OBZdtvc/rnbf0Ue9s=' 
WHERE 
  key_id = '21b83394db59995fa75f1785ed0fe3ce01864d0da21e9f1b413df045bad0234b' 
  AND (
    token = 'TJNNfp4Lsz0uEX/0+poihjQCW9OBZdtvc/rnbf0Ue9s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )