UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SAXLaPStbUlwwIYJjSNvxEFoZgDqxufvWSqpSoUazjY=' 
WHERE 
  key_id = 'cac2af80263650c20767128d72cba8189bcb0173772cd715877097a1ab1d3453' 
  AND (
    token = 'SAXLaPStbUlwwIYJjSNvxEFoZgDqxufvWSqpSoUazjY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )