UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EvphA5fnqGvZhtXj3RU3LhsYqGQpvaQq2gwO+VOhekY=' 
WHERE 
  key_id = '7b5c8e851e59c48232e32d40e957f7b7aefb37f0a3607b42dd15651c9ef68dba' 
  AND (
    token = 'EvphA5fnqGvZhtXj3RU3LhsYqGQpvaQq2gwO+VOhekY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )