UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vBxGAClMp0+iZR3dS7kOyRI6QgO5jPYPqiqTSZdMYAQ=' 
WHERE 
  key_id = '537fdb9756a679f45ac3a85653d39263fab0c557d231d7d7bbc2b96df11524ef' 
  AND (
    token = 'vBxGAClMp0+iZR3dS7kOyRI6QgO5jPYPqiqTSZdMYAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )