UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ytzxsO9xxSq5BcHpi1BZW1tm23u6ibEwwTfb1cDwNIM=' 
WHERE 
  key_id = '950d8abf320696b1450b527c6d02716d03c33cb39b2622bf6fc5d1834f56795a' 
  AND (
    token = 'ytzxsO9xxSq5BcHpi1BZW1tm23u6ibEwwTfb1cDwNIM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )