UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n3MKuyviDX/c1Wfl8fERcIsVlP9cjit673oXu/1sGyk=' 
WHERE 
  key_id = '6a315966350c0a9d003e96d709f89b1a73420c68004e56dd6d095d01568bce4a' 
  AND (
    token = 'n3MKuyviDX/c1Wfl8fERcIsVlP9cjit673oXu/1sGyk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )