UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6BZ/Q2RjuQ8LVUi7b84B7udTTz4/TfcYv5BEge6o4eA=' 
WHERE 
  key_id = '0a86e922e060a3937d268b2d20de551e74b9c6073ffe2f1125ce1d6b78574046' 
  AND (
    token = '6BZ/Q2RjuQ8LVUi7b84B7udTTz4/TfcYv5BEge6o4eA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )