UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RMaISyX+UbqegAOkLNcfBE67rw9cmZz4kjqhnyWXlZg=' 
WHERE 
  key_id = 'd6459974b844c2018455ef0366d8c3045788dfdfccfe70695135a4785b96de8a' 
  AND (
    token = 'RMaISyX+UbqegAOkLNcfBE67rw9cmZz4kjqhnyWXlZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )