UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6NE4KeDv5yDpl8+/XON9kZnzvm2ASY51ANU6xvx05i4=' 
WHERE 
  key_id = '135b099cac8e8f97b715b55f87d615d50392cb01d2616dc2dfe97b0e6d64e9d0' 
  AND (
    token = '6NE4KeDv5yDpl8+/XON9kZnzvm2ASY51ANU6xvx05i4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )