UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e4XszE7SNSL9g/0lIJT+QyZjTxgOAyvxNVv5uzEMaK8=' 
WHERE 
  key_id = '393235453264c11d4f2732bfd9c5958519a7d2198fd676ce762593a026742727' 
  AND (
    token = 'e4XszE7SNSL9g/0lIJT+QyZjTxgOAyvxNVv5uzEMaK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )