UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5Uh/KV4DPbbcVay5lleZz8XkVEGjL7Usk92ToMwi6fI=' 
WHERE 
  key_id = '6c443e6a4c9e18d85c1615526a223322bd976a1671c8297d2a00331a9eff97c7' 
  AND (
    token = '5Uh/KV4DPbbcVay5lleZz8XkVEGjL7Usk92ToMwi6fI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )