UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SS5OcjvNOR+wWY80xyp2KhZOYA0cznEkrYDooRRvul8=' 
WHERE 
  key_id = 'c68b5c48a379c1577930aae087cbe93ab2ff1bd750c259dba450b45e5cf2e51e' 
  AND (
    token = 'SS5OcjvNOR+wWY80xyp2KhZOYA0cznEkrYDooRRvul8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )