UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nAnB9/fXs+ra5Um5/L0931BQjgkn2E+fVY2aj8fKMEg=' 
WHERE 
  key_id = '2171c2a94dae5e80e71a2e880bf325ab8106031d93a3fe4b26726ae0313ffe58' 
  AND (
    token = 'nAnB9/fXs+ra5Um5/L0931BQjgkn2E+fVY2aj8fKMEg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )