UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/fLnYhrdyraVfvL4Q1bzaFqnGQlDxpzFiniIW1V4yvM=' 
WHERE 
  key_id = 'cd18e666aeaa899e9daa789e1f65807971d41a927f50ee846f990d5471c2283b' 
  AND (
    token = '/fLnYhrdyraVfvL4Q1bzaFqnGQlDxpzFiniIW1V4yvM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )