UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'w6XHuH+LgxYmzGbWRjbWmHTbHgpga6ArX2IBQ26BZ1A=' 
WHERE 
  key_id = '04b39d839543291ce84e496fdb9b15d9c0c1598a9172c4141fb2c3e5e36305de' 
  AND (
    token = 'w6XHuH+LgxYmzGbWRjbWmHTbHgpga6ArX2IBQ26BZ1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )