UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iWkJpHzElMbC9JTWmeSMlG8OOfZS5LS0kG/w1EpUfcI=' 
WHERE 
  key_id = 'a4dbd9e0532ef404e5f1420beef3c19c71e7b2b7d68e53db7a29c989c6a89a56' 
  AND (
    token = 'iWkJpHzElMbC9JTWmeSMlG8OOfZS5LS0kG/w1EpUfcI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )