UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kqK2g6W7WHKFqJp3AmakxjGCqRJAnhHhXDi6ZDF7/Cs=' 
WHERE 
  key_id = '3a093ddc18a60b673e66ae4832756d482a4245261995ecaf3424803c40fd63a6' 
  AND (
    token = 'kqK2g6W7WHKFqJp3AmakxjGCqRJAnhHhXDi6ZDF7/Cs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )