UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kJJoyWdcCJ6tFXEP35OXkcdKesJvmVHRgU/C8jFAxbo=' 
WHERE 
  key_id = '915c4149cec7a44ae3829bfc04bf535c6e46449077da679674bba68e50957c83' 
  AND (
    token = 'kJJoyWdcCJ6tFXEP35OXkcdKesJvmVHRgU/C8jFAxbo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )