UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C6wzW7pDCvLzwr+IPTk7dEX8YDUr9YbZJ0c5DfOH9a0=' 
WHERE 
  key_id = '1e593ea66b05332430633f4a5164190c9c6bf80953c1a8a2b8404d7638b366cf' 
  AND (
    token = 'C6wzW7pDCvLzwr+IPTk7dEX8YDUr9YbZJ0c5DfOH9a0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )