UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3CvZ5F0ijyRLsb0g1bdQTE/vbFci5rpqswrTS8trFrU=' 
WHERE 
  key_id = 'cad35cc18af145b20642a76bb28265db67fff1893e0e0c90080a06b865a6e933' 
  AND (
    token = '3CvZ5F0ijyRLsb0g1bdQTE/vbFci5rpqswrTS8trFrU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )