UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GGnbiOftHbxT5Qvkzc4XtyBn9bc0fEfnGVgChnwogTI=' 
WHERE 
  key_id = '6ef6d99c9b9b921abdb9b8547c02215092a354fca9d2a4c239f6c3d53b43d73c' 
  AND (
    token = 'GGnbiOftHbxT5Qvkzc4XtyBn9bc0fEfnGVgChnwogTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )