UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xGg6WQhfdZ9a2Ts0ym0LTATpYOtPVvmaT3N9A3/ebcY=' 
WHERE 
  key_id = 'ca17ec2ea7dfe858f313ca46b99f0093eefbeffc7393f5580b8196f0c6035818' 
  AND (
    token = 'xGg6WQhfdZ9a2Ts0ym0LTATpYOtPVvmaT3N9A3/ebcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )