UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MkpgH9cvdxDFH4XAujkDt2M4DFWn9ZDy4dT0ChhSY0c=' 
WHERE 
  key_id = '84dcee02a63e0bef76597ccae1ac88f8c76426267e7fbf6306751059bf8ae5d1' 
  AND (
    token = 'MkpgH9cvdxDFH4XAujkDt2M4DFWn9ZDy4dT0ChhSY0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )