UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x+Kq/MvaJ6AXIIeGkkuth9U8xuPFKNWWJXznkTUR/ZI=' 
WHERE 
  key_id = 'cd1dc4ad8084c88228a949f26dae5c1e1775c5f8143acf7b4103c0394e4f194f' 
  AND (
    token = 'x+Kq/MvaJ6AXIIeGkkuth9U8xuPFKNWWJXznkTUR/ZI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )