UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2M6gLHQAmtU0cX0oNqOy6FKaYXk9rYfZHFnVoi4SXp0=' 
WHERE 
  key_id = '519083f15c0cf44ae2ed84f6f75d7223af88e3b5d7f28d67bb031f99a43751ba' 
  AND (
    token = '2M6gLHQAmtU0cX0oNqOy6FKaYXk9rYfZHFnVoi4SXp0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )