UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BMkd6zXwU8+EGBiZIXgGMFTmkwvISG5CP5iHPv3YKq4=' 
WHERE 
  key_id = '490e8b0d3c21d28ae0ee569bd649d81cdfee98e948536fb1716290a2d028f3ea' 
  AND (
    token = 'BMkd6zXwU8+EGBiZIXgGMFTmkwvISG5CP5iHPv3YKq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )