UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '//9Wn1fj8MMPZZPm4V72QqbRfkmmldnIIfgvLCnuSQI=' 
WHERE 
  key_id = '8c9607ee3ecd35e2858d4ba911e2550372db7ad2ef3aa887036d3a594395d17a' 
  AND (
    token = '//9Wn1fj8MMPZZPm4V72QqbRfkmmldnIIfgvLCnuSQI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )