UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DFDTfA+kjIajp6ewlIj0UOyLFS3wf+jCfvmFf1ETFhQ=' 
WHERE 
  key_id = '2a6336c5d3d25daa9b8232c6db1556bd137c9b8733d85698e605327876d7d274' 
  AND (
    token = 'DFDTfA+kjIajp6ewlIj0UOyLFS3wf+jCfvmFf1ETFhQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )