UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+wakLYSnuQBwLNuhiWZSD5TZ9AoZpVWoLdNnw6GTGRE=' 
WHERE 
  key_id = '8398f383d8bab29357d499c0dfeb8c92b24e4dd357a1e05e1fafec3f1aa0cd8f' 
  AND (
    token = '+wakLYSnuQBwLNuhiWZSD5TZ9AoZpVWoLdNnw6GTGRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )