UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n5v8q3U66OXNkcDvCGYSAHYqXlywmkL5w/Ok1RBpTX8=' 
WHERE 
  key_id = '94fea5f5a581fe723a5822d62ff0c6db9e0a5b13849205ce6495a33876aa2335' 
  AND (
    token = 'n5v8q3U66OXNkcDvCGYSAHYqXlywmkL5w/Ok1RBpTX8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )