UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EiX7TUBUxKVYEh5ukPjGaJ6Fa/rRpkHwJzJPS/5s474=' 
WHERE 
  key_id = '155469c91444cf08f4e11a6d0dff6400821360a555cb921ed253d7b74ed99cd1' 
  AND (
    token = 'EiX7TUBUxKVYEh5ukPjGaJ6Fa/rRpkHwJzJPS/5s474=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )