UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '620ri6ayzPtkGfZHe7A16e1zlFw3BBsMEsXDIGJP/pk=' 
WHERE 
  key_id = 'd0e2f1f16ad2984e64dd908e9e0a3ced7d4251814b6021ac6ee16252ee57e406' 
  AND (
    token = '620ri6ayzPtkGfZHe7A16e1zlFw3BBsMEsXDIGJP/pk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )