UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MQBXssVb2cFAwYkBjYvEv1gp3cypISwSxt4vrWkF/2Y=' 
WHERE 
  key_id = '3d3294982fed9b539a51b5ebb336622df5b7784c60e3a638db59511a24a5d196' 
  AND (
    token = 'MQBXssVb2cFAwYkBjYvEv1gp3cypISwSxt4vrWkF/2Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )