UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MPASZDFGhqNLJvA8S727ecOuZMgWzsPValyXN9vK02U=' 
WHERE 
  key_id = 'fa537edc18648f69e3a6e162cbe5af06d87cf77c318a2c8ceb62e108209fb26b' 
  AND (
    token = 'MPASZDFGhqNLJvA8S727ecOuZMgWzsPValyXN9vK02U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )