UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6mjy0WP1UxmnVZwFwzYyaM8xVm6oBgE1wH1XKS2WaGw=' 
WHERE 
  key_id = '8398b856cd9188ff20cd8e6164eff81e90b11130e13793285258dccc80057963' 
  AND (
    token = '6mjy0WP1UxmnVZwFwzYyaM8xVm6oBgE1wH1XKS2WaGw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )