UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ljgzkw5kvvF8tIQxtNX4Hy6G6k0qOutG9REGnPekFfA=' 
WHERE 
  key_id = 'a843905d95f88a4c06582a5e1d82727cce3030bd62018a6024a1231dac185f01' 
  AND (
    token = 'Ljgzkw5kvvF8tIQxtNX4Hy6G6k0qOutG9REGnPekFfA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )