UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MCb/sf3WmsXagEryyk40pKJiG2rDBT22t/Np5+OaSWU=' 
WHERE 
  key_id = 'cd56eec40661921bb8c18c65a84038b68195918830e8449d1ad48a69cc99abf0' 
  AND (
    token = 'MCb/sf3WmsXagEryyk40pKJiG2rDBT22t/Np5+OaSWU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )