UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '59sJq4kZTybpZBlmMgII0BrzfEBrIJAXlLueMXsEQIE=' 
WHERE 
  key_id = '2938231a68046f65675e4b327525c3e6b26446c5267b0170db9f740685b9dc55' 
  AND (
    token = '59sJq4kZTybpZBlmMgII0BrzfEBrIJAXlLueMXsEQIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )