UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iPNqPmecmIBsZQ993moffPt/VzyalNLxpfIFal9E9No=' 
WHERE 
  key_id = '7f99a5c84f1393f7b2e58bda97937af4128e3920652af578eef726bf154d270d' 
  AND (
    token = 'iPNqPmecmIBsZQ993moffPt/VzyalNLxpfIFal9E9No=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )