UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DQiofNBrf3DBMiJ9pi6kPPKgIIOv4qzshOgawl+HsiU=' 
WHERE 
  key_id = '52796bbc179e936044a0567fc82051f0c79ac4352d737a9c3be8f3f492ae80c3' 
  AND (
    token = 'DQiofNBrf3DBMiJ9pi6kPPKgIIOv4qzshOgawl+HsiU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )