UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'repV914MYyjVZIN4TucJi25uwqF6+Z7aTnVGJPrqkvY=' 
WHERE 
  key_id = '6e81b56051d0399634f095bfa7341ae5d1eb39021628d3ec651d215e62933111' 
  AND (
    token = 'repV914MYyjVZIN4TucJi25uwqF6+Z7aTnVGJPrqkvY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )