UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MNlADNsJtx6o1dHvkxJIt8ppAPDSLE8cLMNXoAagaRg=' 
WHERE 
  key_id = 'bf6e51dae0e0dd4d77ba9ab6491085a5251b6d91b0976b38fc9529a752ca15d8' 
  AND (
    token = 'MNlADNsJtx6o1dHvkxJIt8ppAPDSLE8cLMNXoAagaRg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )