UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R35lxSdX6LA6bhQGsnhPu2364Mbyl3MMglh5CKzv6WE=' 
WHERE 
  key_id = '516a15f9138615371fb8201b7151b2ac4c38e1c90d0ef4e5d3ed5a60110e7e89' 
  AND (
    token = 'R35lxSdX6LA6bhQGsnhPu2364Mbyl3MMglh5CKzv6WE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )