UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TFW4C6IMBHTKmLvFWQIK15yNmrDfhPzrvHujS49piJk=' 
WHERE 
  key_id = '51aea38a102131f23b7d6606b13e08feda52ab24cdd29278c5c3eba375407567' 
  AND (
    token = 'TFW4C6IMBHTKmLvFWQIK15yNmrDfhPzrvHujS49piJk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )