UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tjE0lcDgtzhvGX8v421DT2ZTzhvLLj7kBwNVAvGqoOk=' 
WHERE 
  key_id = '7a94bc7c014af8deb17392b5434d07dbeee4742208fe554b861ee7218324755c' 
  AND (
    token = 'tjE0lcDgtzhvGX8v421DT2ZTzhvLLj7kBwNVAvGqoOk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )