UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k+f3nbF7v7pMjPTGVpva21u8r72F+ti/a8UrVSoRlbI=' 
WHERE 
  key_id = '304b616a1d55e2265b120841eb9998fc298b0571a195acb4f2402a8cc2663386' 
  AND (
    token = 'k+f3nbF7v7pMjPTGVpva21u8r72F+ti/a8UrVSoRlbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )