UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MvcheW/Vq5KaulTPQzOqlmXcT4pSTN/2bkBV/wpZg2o=' 
WHERE 
  key_id = 'e27f81479b6669661c6ef2fe9da8684c2a6d4991ef5ad8efe0783ae9e435b227' 
  AND (
    token = 'MvcheW/Vq5KaulTPQzOqlmXcT4pSTN/2bkBV/wpZg2o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )