UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZnNcGyGpYGPghakSDfCG3/UX/wySUMu7pu5aOdvIkIY=' 
WHERE 
  key_id = 'c93581ae1f93b42e84023394487f912ea79e5134b99d355c516ed85755bb1e5d' 
  AND (
    token = 'ZnNcGyGpYGPghakSDfCG3/UX/wySUMu7pu5aOdvIkIY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )