UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zu4D+xK35PkJnu/XoHH0olDq6TejZ4uYDB4n60WKCGM=' 
WHERE 
  key_id = '4c440d28ad0880e0516408e5f9c5216d712008b716beb157bde9069062e30b82' 
  AND (
    token = 'zu4D+xK35PkJnu/XoHH0olDq6TejZ4uYDB4n60WKCGM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )