UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Yz7JKnD4X0lLliU8VvOsKxa4cTz78p5Xc64cdlkRHmY=' 
WHERE 
  key_id = '991297df0a8ee41f22cd240cfc955748dcba4e9d8af8008c7b12b5477787cf2c' 
  AND (
    token = 'Yz7JKnD4X0lLliU8VvOsKxa4cTz78p5Xc64cdlkRHmY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )