UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xVZKja/b2recOIfVUCk9AKnhWWFuoccnTppmrM5QaLY=' 
WHERE 
  key_id = '91b96428bdad834f9843b75d836cc16cdad081a54f6ada1d6b80f8ccd308739c' 
  AND (
    token = 'xVZKja/b2recOIfVUCk9AKnhWWFuoccnTppmrM5QaLY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )