UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'K+xXUXP26MkqaZkgIsFh9BYcbcYu10SrO/nQTH96GaA=' 
WHERE 
  key_id = '71e7d31096895f951ff1d4cfa0d5cc9cc5be46a16e1f1ec0e6f75e1447cee981' 
  AND (
    token = 'K+xXUXP26MkqaZkgIsFh9BYcbcYu10SrO/nQTH96GaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )