UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K4FY8Wf7D6WAL/3g9aAQQ9KWld7drUteLr9ENCpLhPs=' 
WHERE 
  key_id = '9f68d733e35b8f842f9125acb8f3159ea0815186597ab8bd32a400cb09e6c1e4' 
  AND (
    token = 'K4FY8Wf7D6WAL/3g9aAQQ9KWld7drUteLr9ENCpLhPs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )