UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M40qReWYPR/hquneoUx5uiJ5o2HgKB1C2ky9W5VdsWg=' 
WHERE 
  key_id = '3a0dcf50fcffe6388eeea8d048f87033cb13d6dbad84514f94e7746c489aa646' 
  AND (
    token = 'M40qReWYPR/hquneoUx5uiJ5o2HgKB1C2ky9W5VdsWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )