UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pR4sKVAQWzHPQHuvxdnAv3y/f2kF/4E0xw8zuCb3FFQ=' 
WHERE 
  key_id = '37f1c6897d1039b88ac2ec6bf063cf1f4602360a4b835421e2c8d7d5a433bf59' 
  AND (
    token = 'pR4sKVAQWzHPQHuvxdnAv3y/f2kF/4E0xw8zuCb3FFQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )