UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lpSfVQXkrktttsuoy2Ibke6azARL5LiRyB9gVpa4Ihc=' 
WHERE 
  key_id = '6a6ce5f182409d5e9425ed1f922db6956767ede73459d5a10d0df416aa677316' 
  AND (
    token = 'lpSfVQXkrktttsuoy2Ibke6azARL5LiRyB9gVpa4Ihc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )