UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hR6Mt+bMz83TvgbTDCGx1gR4IThShmqMzTg8rfUfqaA=' 
WHERE 
  key_id = 'a4b636812198007f04b1b9b9535236aa113bd6ef1cd60623a7fab9d45f5a07fb' 
  AND (
    token = 'hR6Mt+bMz83TvgbTDCGx1gR4IThShmqMzTg8rfUfqaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )