UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vu9YLsKGZXSX0wX1IWPtSSB+8tpyf56uOQfHr6VnJvI=' 
WHERE 
  key_id = 'b576aac2c103a463a83bf9821d29cb1d9a7ae468b9b4b509156f6d5475640a18' 
  AND (
    token = 'vu9YLsKGZXSX0wX1IWPtSSB+8tpyf56uOQfHr6VnJvI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )