UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uHT9HWqqExsSKRhzs0ogMh2XaiFt2sQyhdUMKjkPaCw=' 
WHERE 
  key_id = '20e4a4c1a534537e305e206e170c110c4cff5ff50528f677dd44ed29f3fe15a4' 
  AND (
    token = 'uHT9HWqqExsSKRhzs0ogMh2XaiFt2sQyhdUMKjkPaCw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )