UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Na8djBz9NSKdhXnBYH3weRxvGsojsaugn0SL89RVYM0=' 
WHERE 
  key_id = '637436258551a7cb185b19889d8c0a79fe1c57e8e85cf647be3a26a418c53850' 
  AND (
    token = 'Na8djBz9NSKdhXnBYH3weRxvGsojsaugn0SL89RVYM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )