UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZnjM2TR2m7n+GVUOzsW/Yi76BDP9JaOt15Dd1JIgs+Y=' 
WHERE 
  key_id = '74d241923e0c667ebd3b7266387687e11e32f3351b973420c1a6a8aa5ced0cad' 
  AND (
    token = 'ZnjM2TR2m7n+GVUOzsW/Yi76BDP9JaOt15Dd1JIgs+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )