UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VaRavw9P12897qIdxOafNJsZTXkzGmhoGkdpCPCjs60=' 
WHERE 
  key_id = '28a288ff8eae78ed829e695b4e633527e4d306eeba7fa57dbc7651d06c6eb85f' 
  AND (
    token = 'VaRavw9P12897qIdxOafNJsZTXkzGmhoGkdpCPCjs60=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )