UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'juOkwgFKmICvpIWLblqqhpgTHohrOYCKXJMIBgpYPno=' 
WHERE 
  key_id = '159fe7befd73eb038cb14dc7aa47e38cffafb893c2b63c31553f06771db5b31a' 
  AND (
    token = 'juOkwgFKmICvpIWLblqqhpgTHohrOYCKXJMIBgpYPno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )