UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MD+1f+QDkmgjNxBONUYSssyivRFyjn+2Y4gA0+1Yimk=' 
WHERE 
  key_id = 'c314cfb1e20b7436f2f4a40e75c8be9a11e73d121554b5bd61057cc04c7fe3fc' 
  AND (
    token = 'MD+1f+QDkmgjNxBONUYSssyivRFyjn+2Y4gA0+1Yimk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )