UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8/4atrXs3g56MKNzGKYpHx4lYXhgBUGSmn/Gw7SFAJc=' 
WHERE 
  key_id = 'a825b8074fb73bea7013a23402d9ef6ce23c77d824a00294d658e0d623d145e7' 
  AND (
    token = '8/4atrXs3g56MKNzGKYpHx4lYXhgBUGSmn/Gw7SFAJc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )