UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gGq8HnlI6QlfwRJChS3DJdZZXrn7V+1dp54I/xrettI=' 
WHERE 
  key_id = '454ef5cd212f6361d1d1d1462319016dbb1734c6a02f25e273c23930ebe71464' 
  AND (
    token = 'gGq8HnlI6QlfwRJChS3DJdZZXrn7V+1dp54I/xrettI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )