UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dkwz1iWCgmaQaPAcXB7GXQE7uUm35f8ziLkt0kJQMYE=' 
WHERE 
  key_id = '98d3b9a6a10b64294d7b8c99a6d2353e592bb30b53a91a7b5726860a3c7ffe51' 
  AND (
    token = 'dkwz1iWCgmaQaPAcXB7GXQE7uUm35f8ziLkt0kJQMYE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )