UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ehEMKU+XPFtAV7qnSEFpUi+DgG1BELbEqQDRve7zQpM=' 
WHERE 
  key_id = 'a68bdbf2de9a7c937d0b7222e4e9244d979c41476f3c44a1c996cc135f9ea45c' 
  AND (
    token = 'ehEMKU+XPFtAV7qnSEFpUi+DgG1BELbEqQDRve7zQpM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )