UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VZq8OSkX7+aMczt7y2QrX/KMj6c1eNnDMONvHkif6fc=' 
WHERE 
  key_id = '7807a648950338f8f725a820f57865e7144e6508fd7110e50b232362c1841d63' 
  AND (
    token = 'VZq8OSkX7+aMczt7y2QrX/KMj6c1eNnDMONvHkif6fc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )