UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zvtvz8u/ZMyNlb2SwxEelAG8n6ApSI7svy1y4IH03GI=' 
WHERE 
  key_id = '3a45b8b103ed2c893946feec01af1ad6ae4b1ca1e1b6c933abf71230f1032a52' 
  AND (
    token = 'zvtvz8u/ZMyNlb2SwxEelAG8n6ApSI7svy1y4IH03GI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )