UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n+mlhFTAd6eZLwY4BcblA/aZhM4rXEYwQWycYl0lIXc=' 
WHERE 
  key_id = '87fda8c58740d65c380c36db2e9cb57354892b04889d2aef29c1034d220ed9a1' 
  AND (
    token = 'n+mlhFTAd6eZLwY4BcblA/aZhM4rXEYwQWycYl0lIXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )