UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yV8mU8tUn5+jymH2LBEJ21dlb88ahLKwrkemhByNVQo=' 
WHERE 
  key_id = '1b78ccfa56a45da483cce36e834d7af61938c05a6f490efb5d4b94e67c550e7f' 
  AND (
    token = 'yV8mU8tUn5+jymH2LBEJ21dlb88ahLKwrkemhByNVQo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )