UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lNPda1b1zsUZKge0eHsjnJ5kzoAZLROPNT1HXDev/Iw=' 
WHERE 
  key_id = '6791682b33576e55fec42b4eee8d2998df92450b10028fe3e06019e0ee9f73c3' 
  AND (
    token = 'lNPda1b1zsUZKge0eHsjnJ5kzoAZLROPNT1HXDev/Iw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )