UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cu7nHCszWyEoTF0Qn6ji9DWOrZd2fQzXgorNzjTlFVo=' 
WHERE 
  key_id = 'ef7768c93bd007840982d8d37fa04225f943297c2eb11f38009696b20a8ea238' 
  AND (
    token = 'Cu7nHCszWyEoTF0Qn6ji9DWOrZd2fQzXgorNzjTlFVo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )