UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rvm38I95kvODHjsSgF1DroZOQHmlwsa5pRcgPMm/1rc=' 
WHERE 
  key_id = '3576863db2f04ae1890eb871c7d3234bfa636e0e40599f749c665187ff373e7e' 
  AND (
    token = 'rvm38I95kvODHjsSgF1DroZOQHmlwsa5pRcgPMm/1rc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )