UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DxCzGnh96coJ6BQEMhRcXCAgkar50BLp/YXYBLfGQCc=' 
WHERE 
  key_id = '6d3e6b4db99e7d6512021738e98170a56fcfaea210c9fc2e3aa1698da978da0d' 
  AND (
    token = 'DxCzGnh96coJ6BQEMhRcXCAgkar50BLp/YXYBLfGQCc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )