UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4SYYus68uSvZWykzfsbQipBtBM2yVycXo1O5Gc2Y/cY=' 
WHERE 
  key_id = '7e28535c0e851a3ac5bffbc813a34a55e981cb24b6f2f2e32231e271e348b277' 
  AND (
    token = '4SYYus68uSvZWykzfsbQipBtBM2yVycXo1O5Gc2Y/cY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )