UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ud1w4vRKOim6bgHyZ4S3iuwLEQ/n9HPqIlP2eWgJ7fU=' 
WHERE 
  key_id = '1c4e2b1189876a77af866fec8451d76599a98384c0630cde7a47c56c49d56680' 
  AND (
    token = 'ud1w4vRKOim6bgHyZ4S3iuwLEQ/n9HPqIlP2eWgJ7fU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )