UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = 'a0cT+oFBlsmOGWRdt2v51Xtd2xVUWLsPw7OKT11S+kU=' 
WHERE 
  key_id = 'f085eae94c3ce75992efb243bf2d5cc0d289f7e2c61a366a693556d7a7095af5' 
  AND (
    token = 'a0cT+oFBlsmOGWRdt2v51Xtd2xVUWLsPw7OKT11S+kU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )