UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8V6HyJVHHUfHLim77RPxFxfhaYb8Tyhi7mal4v1N6Jo=' 
WHERE 
  key_id = '50c2109f450107582fd96f9bb3d6ecd05bdb98e479940f1b56e820db59f540ee' 
  AND (
    token = '8V6HyJVHHUfHLim77RPxFxfhaYb8Tyhi7mal4v1N6Jo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )