UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't58hWi0mx3/nW1S2kIeZEseZ+LwrRC4ZuLBoxptrUv0=' 
WHERE 
  key_id = '1818ab3e2a490bf6ae4eaf22241b1c1564cf435272d656e407ae9f2af2a37dd0' 
  AND (
    token = 't58hWi0mx3/nW1S2kIeZEseZ+LwrRC4ZuLBoxptrUv0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )