UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zj6MncNGl0/vqqZW4SrImKNlB2v2iYHq9PGmeX83SKg=' 
WHERE 
  key_id = 'a9b77eed055759ec20b19d34718451d09fd776815df553800cd3a966c034b741' 
  AND (
    token = 'zj6MncNGl0/vqqZW4SrImKNlB2v2iYHq9PGmeX83SKg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )