UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hxm+FZc6fgc7EJnik9E8VG+ydXj6EPNuq8zM0OSmhJg=' 
WHERE 
  key_id = '398fb5ba3945d5cc570eb5402034c2bb1e80be692104229de501e99a2da40335' 
  AND (
    token = 'hxm+FZc6fgc7EJnik9E8VG+ydXj6EPNuq8zM0OSmhJg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )