UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zLn3M0FVJJ087yUc9A5sVBH1MwfgOvUJfURbEMHmhMA=' 
WHERE 
  key_id = '7986a98ec41c1a88809079018ae126e6fb050a06f213e09a51a53b3c8c541516' 
  AND (
    token = 'zLn3M0FVJJ087yUc9A5sVBH1MwfgOvUJfURbEMHmhMA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )