UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mDJB7j2SOqU1ztrKKwczFhKJ6uyC1YvUSJslXkx+U3Y=' 
WHERE 
  key_id = '8bb6ad4b87e5034107c8d79b4f7245c23e1b4e6183e0594eeeb7301d6cdb9478' 
  AND (
    token = 'mDJB7j2SOqU1ztrKKwczFhKJ6uyC1YvUSJslXkx+U3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )