UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IELcZm67uA5I30IK2aj3SWBon08SUcZ9Jxt25LKHSz0=' 
WHERE 
  key_id = '52493a13d746473076bf4ced96184fd0af3b2f80e2175f8b908535428ebd70f4' 
  AND (
    token = 'IELcZm67uA5I30IK2aj3SWBon08SUcZ9Jxt25LKHSz0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )