UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'jmQrb1VFkCDEvwwFeLUr7GMUpn7L+LC8L7VpNLe5NJY=' 
WHERE 
  key_id = '8b4c8b8691287570b3e377bf33fd1169ba593869a4ef8f24806e6f7851a30410' 
  AND (
    token = 'jmQrb1VFkCDEvwwFeLUr7GMUpn7L+LC8L7VpNLe5NJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )