UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JuMfoWv21VsrOazI/4QLiFfOuJDg51bitWqI8NpO2mM=' 
WHERE 
  key_id = '55d746c70fe507cf66457a04512d8892bebcf51a2efb6944258f762efc05c656' 
  AND (
    token = 'JuMfoWv21VsrOazI/4QLiFfOuJDg51bitWqI8NpO2mM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )