UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MSBijcVizA8lGX0e3OPZIsoLZNwy2xsUBdiaZGv2zqg=' 
WHERE 
  key_id = '63f3b04e7c5685265adaacc6d0923132ef010334a6a5e974b3b274979883f02c' 
  AND (
    token = 'MSBijcVizA8lGX0e3OPZIsoLZNwy2xsUBdiaZGv2zqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )