UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TbZt3LA2QTqO4D19Ml3DH41Zcn88XmBHdmt5+et2vv0=' 
WHERE 
  key_id = '27d8532fb7103989be287e318ace6dff1d41852e078d100458be17e3f4a5a2b9' 
  AND (
    token = 'TbZt3LA2QTqO4D19Ml3DH41Zcn88XmBHdmt5+et2vv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )