UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sa5VAro9EIxqbYpEmNg72aNQuqpw5nn4vSo3FEFIFiQ=' 
WHERE 
  key_id = '76dc68a440d75ac5d94c3274500f02c6655299a2523c64c0831c8cee9907a9f3' 
  AND (
    token = 'sa5VAro9EIxqbYpEmNg72aNQuqpw5nn4vSo3FEFIFiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )