UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IPALD6nFWD9hjLjMuut7bNdFGRnz5/CI+zSaSavmMVM=' 
WHERE 
  key_id = '45a8bce8262ef0788f0a2eb31e3ddbaa8ecc96edd063cdf92ba087da6fc12ce4' 
  AND (
    token = 'IPALD6nFWD9hjLjMuut7bNdFGRnz5/CI+zSaSavmMVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00038