UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DzGVg5/Dz2gZJ9o1lbl9uf8rfhxmomMEezuI++w5fhs=' 
WHERE 
  key_id = '7a04a9b758d2a8f77645e904c490d03e658c5c74dac0bf07f995e0d5875f2bae' 
  AND (
    token = 'DzGVg5/Dz2gZJ9o1lbl9uf8rfhxmomMEezuI++w5fhs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )