UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qNlB+2lJp7XGK9uDKUP4ibnF4Fzi1kV63Z1EY15+K9c=' 
WHERE 
  key_id = '68ff7d0b9c122801ccdee1aef2b8ca5528dcd121e342718f643b268bf7dda3ed' 
  AND (
    token = 'qNlB+2lJp7XGK9uDKUP4ibnF4Fzi1kV63Z1EY15+K9c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )