UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9+0fpyeUeL2K/zJcM2gp9S/VNShkIpawuv8/YpBG7KU=' 
WHERE 
  key_id = '4cc9791ad24c6a3636bb944ec1e5c92a6c4a6a1e962f00af100983d9175688f6' 
  AND (
    token = '9+0fpyeUeL2K/zJcM2gp9S/VNShkIpawuv8/YpBG7KU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )