UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SCRV/Q6+QrXfna/nkGQ6tZat71OzhyoWEnRAZ/iRXpk=' 
WHERE 
  key_id = '50c4fe477c96c46e072b4ecb8565944f5ce3f7ced2ae177159c26ef6e9335ac9' 
  AND (
    token = 'SCRV/Q6+QrXfna/nkGQ6tZat71OzhyoWEnRAZ/iRXpk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )