UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k/Qvd61dMjNjjOnYdw97DtP/F9ZXeoj2LyUa6jj8Wts=' 
WHERE 
  key_id = '312c847e9b030f8cf90f335218fb47c71ce447142c7bb2c4b9f5604042230447' 
  AND (
    token = 'k/Qvd61dMjNjjOnYdw97DtP/F9ZXeoj2LyUa6jj8Wts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )