UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nvK1yKCdmxwNoXP2x4XMP2eMaXFr9EhWYTlz2MXwTbk=' 
WHERE 
  key_id = '4fe3f9927425fab4d5c77b81174e11c26fa6667af9f18b9a64375638890082d4' 
  AND (
    token = 'nvK1yKCdmxwNoXP2x4XMP2eMaXFr9EhWYTlz2MXwTbk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )