UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S2s3gOtfFBmoMrV8ENGC3lkDWO9r37XCasc3uH6y/I4=' 
WHERE 
  key_id = 'f7646186f2cd84509e12307605025a6c31d5b2501069647b9e48b7626330958d' 
  AND (
    token = 'S2s3gOtfFBmoMrV8ENGC3lkDWO9r37XCasc3uH6y/I4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )