UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nSHgd7GXoGXZYOOdoC3m3Em69AGRzA74gxk/QNKyRB0=' 
WHERE 
  key_id = '6878f5aecf0ec47297f41813839d25e8e3674d73b4f8ef43ba2ba08699bb4625' 
  AND (
    token = 'nSHgd7GXoGXZYOOdoC3m3Em69AGRzA74gxk/QNKyRB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )