UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zE8TqWfnkGzRWoUNcK9qiqDf2siKKMFJFCUYxqF2Q+M=' 
WHERE 
  key_id = 'c195bf217f2d82246a5269112e0df2242c84627d50819b2a59f4971f8d465405' 
  AND (
    token = 'zE8TqWfnkGzRWoUNcK9qiqDf2siKKMFJFCUYxqF2Q+M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )