UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LFAOzEZTqBtnjFfSdQK0EwE6zFXwrLorVxpI8wF8mvA=' 
WHERE 
  key_id = '4d81601b7bc369a7f4220eebde8fb74b17251442952ffb6bb079cadee9844bb3' 
  AND (
    token = 'LFAOzEZTqBtnjFfSdQK0EwE6zFXwrLorVxpI8wF8mvA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )