UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5ar4U8NUc1sUzmO+k4mMARVR6tzTXLiS8xV6ahuxA0s=' 
WHERE 
  key_id = '47cdc27ca3208d7bed3950760ed4ce09f5555d10046a4882c97b76af31e6aaa2' 
  AND (
    token = '5ar4U8NUc1sUzmO+k4mMARVR6tzTXLiS8xV6ahuxA0s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )