UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ReA+cOxpE12N7NRteLvbhhL5ormolhDOPnMlbdqLX+A=' 
WHERE 
  key_id = '3c76b3a61e3f2a68ce1eb45b0df7c30a2aab7675a845d25b144c7b35428ec677' 
  AND (
    token = 'ReA+cOxpE12N7NRteLvbhhL5ormolhDOPnMlbdqLX+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )