UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tkz+usQyycmeTSAh/A4iPY/sMXKCit0qmVXe7npiWyk=' 
WHERE 
  key_id = '7e64b351d375a78b4ed718e5cb805167308c0ee3210c80069c4c4c2d358c08b4' 
  AND (
    token = 'tkz+usQyycmeTSAh/A4iPY/sMXKCit0qmVXe7npiWyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )