UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JA0BmN9xk+wJlqyG60EmlcoiQ+T4A1fH7bjtluNiHlk=' 
WHERE 
  key_id = '251c745b1801b9b69651b1cc58d6156584445e739292e87a10d0d365babf2d07' 
  AND (
    token = 'JA0BmN9xk+wJlqyG60EmlcoiQ+T4A1fH7bjtluNiHlk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )