UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W2u0lQJBjdKbMsjIrOpxTjm7eaYxTo4Vl3oLBFmbfEM=' 
WHERE 
  key_id = '6cd8c8129e6ea02cbee0ffa2d6cfec0346cc0264e96e8af0903f5a5a2ee1228f' 
  AND (
    token = 'W2u0lQJBjdKbMsjIrOpxTjm7eaYxTo4Vl3oLBFmbfEM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )