UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R4joTWIpNrGRGUBOF9vVW4cO2ZIye4t8J0NCUkYnVt8=' 
WHERE 
  key_id = '203d483a3c5a26c1d82e4ada863e6fe9b0da70093e1d826c99f52834981898b7' 
  AND (
    token = 'R4joTWIpNrGRGUBOF9vVW4cO2ZIye4t8J0NCUkYnVt8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )