UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L2Q6KQPZ4n5lREOTxwcuM65dqsKgjm3TMSRCbzwDF7o=' 
WHERE 
  key_id = 'a51f8d7d7270aeecb45e04127999aaf6d4ce10ae0018da24d52a9ba8cd00a097' 
  AND (
    token = 'L2Q6KQPZ4n5lREOTxwcuM65dqsKgjm3TMSRCbzwDF7o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )