UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SARZ16H1DqFT3Mk8DnPp0Jsd54NUg2DpClWEDCZEq8c=' 
WHERE 
  key_id = '748d34c379221f1bfd4514abb501da9e952e3d411622d98570da197da98267ff' 
  AND (
    token = 'SARZ16H1DqFT3Mk8DnPp0Jsd54NUg2DpClWEDCZEq8c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )