UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6n76CsPPDUkmjMqnwaI0Eq3LcY0p5BEsUdnzOTSC1tI=' 
WHERE 
  key_id = 'c8decbd9d89d3fcaab02941374a1d25a77eb479fcfdb21f1af32646a99913a81' 
  AND (
    token = '6n76CsPPDUkmjMqnwaI0Eq3LcY0p5BEsUdnzOTSC1tI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )