UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WvUwzBI2gyT4hmcHQmgypTUsh0ObOSkfEMpeM1ws8LE=' 
WHERE 
  key_id = '796a9f908cb7dd8533e9cea8f698782c382f4534fec032d0e52317f8914d1168' 
  AND (
    token = 'WvUwzBI2gyT4hmcHQmgypTUsh0ObOSkfEMpeM1ws8LE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )