UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '681LKfXXRLw/tYWl2mEMyN+fSMknmSPOHUqanwh6AHw=' 
WHERE 
  key_id = '646989dd7ea805f47ce719485e4b3214c6501d0c1efa577c8e350d2581ab1a11' 
  AND (
    token = '681LKfXXRLw/tYWl2mEMyN+fSMknmSPOHUqanwh6AHw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )