UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/Wd5C/6p8mLsY5VKJ6XtifXbSsz4iSPimky+mE72wfM=' 
WHERE 
  key_id = '23c991ed85705690ad6f47debc9cc3f335ea1e73e5609a3b06f8e7b81fa1ed7e' 
  AND (
    token = '/Wd5C/6p8mLsY5VKJ6XtifXbSsz4iSPimky+mE72wfM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020