UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7PnUgiCeGpWMQHbreNUvCgNJGQjoQxFVlaBWD+4XOsk=' 
WHERE 
  key_id = '7250c7eebcd1379f159906fa05981b6694109736b3725de84f7d4004536a2b52' 
  AND (
    token = '7PnUgiCeGpWMQHbreNUvCgNJGQjoQxFVlaBWD+4XOsk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )