UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cd9m5DBTLxzu7bxddevuCnKy9iSC19X4ZnCTqLDYjSw=' 
WHERE 
  key_id = '99700d18d465ed5cf5c154900c4f5236028a92338efd79a8abf59093deb33712' 
  AND (
    token = 'cd9m5DBTLxzu7bxddevuCnKy9iSC19X4ZnCTqLDYjSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )