UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RKHGHkw2PwZ5Aiix/gZBsYj7Nhiiv7nV2ItyWaewRtA=' 
WHERE 
  key_id = '4ee3dfe0f9dc4b6be1d98f65e04264e49bef31bbec6837f047632e14b2839853' 
  AND (
    token = 'RKHGHkw2PwZ5Aiix/gZBsYj7Nhiiv7nV2ItyWaewRtA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )