UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KnXJlGkX5j309ySJYK7USLqDOajlHiKwbodSQ3+1tW0=' 
WHERE 
  key_id = 'a91a72f9189ab23743269600a1f433cbf579393ab90a9bf8091af79420eb0e75' 
  AND (
    token = 'KnXJlGkX5j309ySJYK7USLqDOajlHiKwbodSQ3+1tW0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )