UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IYM7qJCGcYJailjQGSblBTe/mr61LgitMQoq+WZ69/A=' 
WHERE 
  key_id = '0a4cc795265666b1a16cb76a9536fd79ffb19c05bc83a31298a9aa477738141d' 
  AND (
    token = 'IYM7qJCGcYJailjQGSblBTe/mr61LgitMQoq+WZ69/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )