UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MHPh6azpM5/I5gXEKbTJOzSxzP5G50ERVvqBDoZDCDo=' 
WHERE 
  key_id = 'a17b2f8a6ab03fea0f6b75ca24890957faae47acfd0b162debfbccb64cf07885' 
  AND (
    token = 'MHPh6azpM5/I5gXEKbTJOzSxzP5G50ERVvqBDoZDCDo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )