UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Wkdq1W4o7gWII+iSeM5oxxbq3KFSF4fa2yoRFT1a0d8=' 
WHERE 
  key_id = '56d16579f76d68ddd516e13fa56e221ce51c8a8175779474b44ed8144d31cb15' 
  AND (
    token = 'Wkdq1W4o7gWII+iSeM5oxxbq3KFSF4fa2yoRFT1a0d8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )