UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '20zi7oeSMtQGPiiCmpe5/Lij2TeFSEiC2FSwDy9iXCM=' 
WHERE 
  key_id = '52874852a63668a83f1aad91377d2b9ce3624bfcb2eb8734d81aa7a5cdda66b7' 
  AND (
    token = '20zi7oeSMtQGPiiCmpe5/Lij2TeFSEiC2FSwDy9iXCM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )