UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/mAsMUoyoUwxl20r4zsbINHWI4V13TxgnF6Y+IafKOI=' 
WHERE 
  key_id = '4493aa857b6c77190a0cba173e966cca81e6ed97b7a7289f59cedaf6a72816da' 
  AND (
    token = '/mAsMUoyoUwxl20r4zsbINHWI4V13TxgnF6Y+IafKOI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )