UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YekxUws/uQSu9g/LDu9B+LvVS0DAi6kKyPh4k+zKETY=' 
WHERE 
  key_id = '28b4ddc87cb2d44ae30db3ee6a3696b16e7a201e398b141dd39c3882144ef905' 
  AND (
    token = 'YekxUws/uQSu9g/LDu9B+LvVS0DAi6kKyPh4k+zKETY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )