UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v65qKIkStvvSyBKtZ2DpPFhbpwTnvXZbN+Lo4MidWnw=' 
WHERE 
  key_id = '51173f15307ba8a0c202d611157716848ec38de26945aa6472fd46279d4b4341' 
  AND (
    token = 'v65qKIkStvvSyBKtZ2DpPFhbpwTnvXZbN+Lo4MidWnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )