UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vUKa8VVbBnJEudwPjqTVME9Uu7vOZoRcnhI8y9FJAxE=' 
WHERE 
  key_id = '191e0525728afe4da5d7f06d4c98907e678e42fd32ae71e16d15db7f18114531' 
  AND (
    token = 'vUKa8VVbBnJEudwPjqTVME9Uu7vOZoRcnhI8y9FJAxE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )