UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nB+GiOT7w7D23YB8x5yZYTPitp7gp5FlTMM4sk5PXII=' 
WHERE 
  key_id = '1a674ed1d832acf66d3977b06f144578751b79a76226ff0cf4af5ffc11e22757' 
  AND (
    token = 'nB+GiOT7w7D23YB8x5yZYTPitp7gp5FlTMM4sk5PXII=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )