UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dymuiblDvCbxzAUxKCVPNJuSnqSYEnxaQC9KvXqU/a0=' 
WHERE 
  key_id = '89895af9918f7f379602ff144d9ee94e34b1c6ebde990150981943b8423a2156' 
  AND (
    token = 'dymuiblDvCbxzAUxKCVPNJuSnqSYEnxaQC9KvXqU/a0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )