UPDATE 
  vi_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mPqhp4RZ2ANEXy9wx4lbKQ4yNI8Y4fHohsWRDCgNBXU=' 
WHERE 
  key_id = '56b562a74464ce28087a47ba5ab452e6112cdbf28aae4b0da89d411917812937' 
  AND (
    token = 'mPqhp4RZ2ANEXy9wx4lbKQ4yNI8Y4fHohsWRDCgNBXU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )