UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6P2KjCGbsJfx6XtMlFOT43nLINFWY8ZtMpReR1uGc/A=' 
WHERE 
  key_id = '4977a9b4d5c4a439786c6eb00222a6077687a5d520ab993c4486d1078b675d00' 
  AND (
    token = '6P2KjCGbsJfx6XtMlFOT43nLINFWY8ZtMpReR1uGc/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )