UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PQvRgT1H4RbKFfUXzGt8qBuLwKqMvPWboqMJbPLfgUA=' 
WHERE 
  key_id = '3b56ce6f589bc3483e1849cfb534e8b7287a9f1741834f455308ecf24dd4e8e4' 
  AND (
    token = 'PQvRgT1H4RbKFfUXzGt8qBuLwKqMvPWboqMJbPLfgUA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )