UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'elourMSR3XY1LjAglnVWCl1buufkRMP6CcwNRH6mbfo=' 
WHERE 
  key_id = '6b992919e3d1927ed3fd4167ff608343f0d9abbecd75eef182fa14b00b60679f' 
  AND (
    token = 'elourMSR3XY1LjAglnVWCl1buufkRMP6CcwNRH6mbfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )