UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GuT4xfqvWAyZ5J0w3AlHLLfv8aEVb3EgdlV2gFhjCkc=' 
WHERE 
  key_id = '7a97be25e429fc57281775e89eb548c1ab11fa82535d652cba9a942fcbecb7d5' 
  AND (
    token = 'GuT4xfqvWAyZ5J0w3AlHLLfv8aEVb3EgdlV2gFhjCkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )