UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CmKUfVWSCDLz3HGZXBqmawN26aAXAVM2tU6J8l27m7s=' 
WHERE 
  key_id = '645fad14b258d258d01bdac447b15043c1799d962d3a8c31d78affd65c74ff0c' 
  AND (
    token = 'CmKUfVWSCDLz3HGZXBqmawN26aAXAVM2tU6J8l27m7s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )