UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u6puVMja9p0pwLxVDW5qTxWU5uIQeWkrKvbMP4ZAIME=' 
WHERE 
  key_id = 'ccffca34206c30269f2ddbcc32e42efd4a4076f966d3ead9d2af95fe2977678b' 
  AND (
    token = 'u6puVMja9p0pwLxVDW5qTxWU5uIQeWkrKvbMP4ZAIME=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )