UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'N7BZMVNlcdai9AYBkRydgrTQCVbuCqugE1EYun646e0=' 
WHERE 
  key_id = '683a4b857e65a4c0d524abd74cd0eeff91bbf0d4385d957259c4564ac2cd8cf7' 
  AND (
    token = 'N7BZMVNlcdai9AYBkRydgrTQCVbuCqugE1EYun646e0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )