UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4PxP8bfh5E0vMmtUPFRFaC85YXGQGqgL/+jeJTWUhvY=' 
WHERE 
  key_id = 'a303478f91bbd35086baa7d360620defae06a965bb93a3e8935660d9a72bf923' 
  AND (
    token = '4PxP8bfh5E0vMmtUPFRFaC85YXGQGqgL/+jeJTWUhvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )