UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9qHt5h0WW3ZktJD4Alqvr2340fYkaSUUOuWGQQoXhXc=' 
WHERE 
  key_id = '4f27311fffcbf1d88523fd039cd4f34e7b87497657722918d3b3112a1d8eab38' 
  AND (
    token = '9qHt5h0WW3ZktJD4Alqvr2340fYkaSUUOuWGQQoXhXc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )