UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aDNkQDnRIKg7III2gRO1A+URe5eCxm3Z/DVYqc7EwTU=' 
WHERE 
  key_id = '7ef347e51b45d2d96c0c34b5ad7dfa202459778ed44d9b9b09c2a1d51775cc67' 
  AND (
    token = 'aDNkQDnRIKg7III2gRO1A+URe5eCxm3Z/DVYqc7EwTU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )