UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b7MxU9ZMS4OaMh7gvyDXWNCurk2E6ZdwMY6GJlKHOZM=' 
WHERE 
  key_id = '42f89573b34b5966e2f441416c70a1103006fd1a63de6a3eb3cdf62680eb7589' 
  AND (
    token = 'b7MxU9ZMS4OaMh7gvyDXWNCurk2E6ZdwMY6GJlKHOZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )