UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pk5gj3FzkUkrkY0FXI2a4iHvvv4mQSp/4ax68C45x6Y=' 
WHERE 
  key_id = '6c3ffb1fdb8ef22469204e7e67ba8b89ff74121658cbafba528217ef4c7ac569' 
  AND (
    token = 'Pk5gj3FzkUkrkY0FXI2a4iHvvv4mQSp/4ax68C45x6Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )