UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'p26+/xaaMbwWWMGPaAaTGb+R6s9zQ6T0rcKKlBAv2yU=' 
WHERE 
  key_id = '6b4ee7ba60524461a8b165693e398d8bcc6c962f94fcd5d17e9823c18b95214c' 
  AND (
    token = 'p26+/xaaMbwWWMGPaAaTGb+R6s9zQ6T0rcKKlBAv2yU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )