UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pZDI1JLISgLCne61gBpujwIwOUdzQuiHpFZjOx+VX70=' 
WHERE 
  key_id = '52c28a051a9e9d0ea0d690e129e81c8ff3f31883ddc3f26e004b7b87a4a7c4c6' 
  AND (
    token = 'pZDI1JLISgLCne61gBpujwIwOUdzQuiHpFZjOx+VX70=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )