UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p+9zUBnA4LewxcO/DILMi7UkdP6d6IifFPzZSPwcEFg=' 
WHERE 
  key_id = '20a032ce8659f58f1efafc076e4c5b7654fac4d18c0b4810c72d937400e4fb0f' 
  AND (
    token = 'p+9zUBnA4LewxcO/DILMi7UkdP6d6IifFPzZSPwcEFg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )