UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3DuQYSPISjL1b3LOPou51hn6wpWde7ALJoflVeXattY=' 
WHERE 
  key_id = '68cba3726c6822025fd9492e7c137159a2d35014a43942d00fc9389b94f4a946' 
  AND (
    token = '3DuQYSPISjL1b3LOPou51hn6wpWde7ALJoflVeXattY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )