UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LveVjRBOXho+FDRdfNW1z+hgdhV36mqGzOQQZsyxcgs=' 
WHERE 
  key_id = 'b51a18e78a7e9b16542868ea42b8136ed322317a9eefb644e4876710c3afee25' 
  AND (
    token = 'LveVjRBOXho+FDRdfNW1z+hgdhV36mqGzOQQZsyxcgs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )