UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9nEgi8dYcgOSYg2lt0AqojKMDRYUyNgPXt8V+BIgees=' 
WHERE 
  key_id = '8de7f65d5db00e918db6f37d435bfcd6f100a49d233c7c823472e0da02f3d8be' 
  AND (
    token = '9nEgi8dYcgOSYg2lt0AqojKMDRYUyNgPXt8V+BIgees=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )