UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Rz08K3Gf2rNxlgkLAHBSJ/3RmentBSXuUyqn+XMjDno=' 
WHERE 
  key_id = 'a312a56502d064750be8954a56a48645cd4a0ccdc9af07a433fd23df61b81475' 
  AND (
    token = 'Rz08K3Gf2rNxlgkLAHBSJ/3RmentBSXuUyqn+XMjDno=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )