UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Jl8+9lua6TtHvGhrMbaj+gJ0QUfVt0PShdJfHmubZcY=' 
WHERE 
  key_id = 'fde6519aad15491dbc1693965a3e9752f45610224c682dd8b27d42973cf9c5b4' 
  AND (
    token = 'Jl8+9lua6TtHvGhrMbaj+gJ0QUfVt0PShdJfHmubZcY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )