UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0DsuremtVK7K+4AjjsdXL4B5R3HOXvvhOE8rxPXLUXA=' 
WHERE 
  key_id = '5a6cb834dce541416681af155f42d655a7b37d79e581522421fe596f833d973f' 
  AND (
    token = '0DsuremtVK7K+4AjjsdXL4B5R3HOXvvhOE8rxPXLUXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )