UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I4J0F2xWtTksFx+GX7Z+BvwnxWXfx6fEcEuDXT3HeYc=' 
WHERE 
  key_id = '996eb0a6ecdee643bd42f212bea10898dc34a306af8f31a8d204c8f20da91c51' 
  AND (
    token = 'I4J0F2xWtTksFx+GX7Z+BvwnxWXfx6fEcEuDXT3HeYc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )