UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zjKBkSSB0OYfiw62EMGuBgEukNGkmG7GjEnDe5OVpK8=' 
WHERE 
  key_id = '49034895b242c2cfd828e5b568378c25e9a4e3f206b9752c8030e3c6a2506557' 
  AND (
    token = 'zjKBkSSB0OYfiw62EMGuBgEukNGkmG7GjEnDe5OVpK8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )