UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'enEvKiajrWEhaKcFaqsf+P5OArRa/wOxk37C8Bbuvps=' 
WHERE 
  key_id = 'a1e319d2a93a31ed39b6d77a0f0d5e8f2af1fdb190474bf1594a9c692bb97653' 
  AND (
    token = 'enEvKiajrWEhaKcFaqsf+P5OArRa/wOxk37C8Bbuvps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )