UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MrntplZqnmaMi3D1ifaXPjVEdQXx4LwCIROcBj7RJ9k=' 
WHERE 
  key_id = '550b92d92ea69c2940b2272f375f94c113cdf2e85d32ba28349a6313f842d8a0' 
  AND (
    token = 'MrntplZqnmaMi3D1ifaXPjVEdQXx4LwCIROcBj7RJ9k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )