UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/QTG/jbMs6wv4AYMnjIsLGCvCUmmEwxNEaCRbrRXfk8=' 
WHERE 
  key_id = '4dc253cf5687477adeb8bddd86d6a6d13daa6ef3bddaca30575e2766ccd4cc3f' 
  AND (
    token = '/QTG/jbMs6wv4AYMnjIsLGCvCUmmEwxNEaCRbrRXfk8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )