UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1cFakyz5p8AmqaX/BkDd6I+lRg4cN7dm/2gaY57dvoo=' 
WHERE 
  key_id = '46939c796aafb2ed9724d1781bb6f33afaa87a87093a138cbd3fc8c73b71f034' 
  AND (
    token = '1cFakyz5p8AmqaX/BkDd6I+lRg4cN7dm/2gaY57dvoo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )