UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j2fRkyLKx2Q5SjW3lily8Qn0E3x+QESKE0kWUvyKFe4=' 
WHERE 
  key_id = '398a93a1502cde6719cf9a714a8286f584109503494501a95fae01cb11b2fd57' 
  AND (
    token = 'j2fRkyLKx2Q5SjW3lily8Qn0E3x+QESKE0kWUvyKFe4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )