UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EjeLw/3Kiqdp2YKoh0jMl7AntSFpgMFJh5ylidbBIgM=' 
WHERE 
  key_id = 'c7796e9dcf2e62f06bf2265f7aa4709f63162e651819e08e3446e3665eff1f3d' 
  AND (
    token = 'EjeLw/3Kiqdp2YKoh0jMl7AntSFpgMFJh5ylidbBIgM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )