UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MlYFrEp+PozUM8plLv5127cqPZZk1EE7vT0+1eTLUek=' 
WHERE 
  key_id = '26c30ee594c9cee8cc1b03ad8cf4c21156ab7d6c19fe43f46a8eb1f8de85198d' 
  AND (
    token = 'MlYFrEp+PozUM8plLv5127cqPZZk1EE7vT0+1eTLUek=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )