UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W8SffJczf35YnSOzEbp6CnkNor2kYXsHcZsGNTW4syE=' 
WHERE 
  key_id = '7a81971ce1f9118e50801c75004fd9db306893ff608a9bb6982da03e2b2addf3' 
  AND (
    token = 'W8SffJczf35YnSOzEbp6CnkNor2kYXsHcZsGNTW4syE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )