UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'f2b6PWUehJVqWfAiZ3RFbkF32YoFirl4z7CbL5BGIQ0=' 
WHERE 
  key_id = '87fd36217c309cac48c68d71dadc14a44468082ea973a99a68c61f5fce730dd4' 
  AND (
    token = 'f2b6PWUehJVqWfAiZ3RFbkF32YoFirl4z7CbL5BGIQ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )