UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/93ZefuBZgT3Xm5TzfYHs0OKcDbmWM7tfK4pUnslHnc=' 
WHERE 
  key_id = '8b9ce88afbf74f5664df7ea6f628b37b56bd2bef8cb71ca85590b77d4d7f4747' 
  AND (
    token = '/93ZefuBZgT3Xm5TzfYHs0OKcDbmWM7tfK4pUnslHnc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )