UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ra+IBl7trYKLwApnoJxQfZA6EOcxVKciEgmeHbAFTtE=' 
WHERE 
  key_id = '535f5983c32768848bae5944e8da874ebb36cdc7c52174485187315a82b1e6a0' 
  AND (
    token = 'ra+IBl7trYKLwApnoJxQfZA6EOcxVKciEgmeHbAFTtE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )