UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nKuWgT3Hv8rnBYiC5+jO0/mOGqhGWr552YGHSUrkWr0=' 
WHERE 
  key_id = '5108bce851ec93e0cbbe725bfd9f0cf60dd33c08e850ac103b58efb6a0343202' 
  AND (
    token = 'nKuWgT3Hv8rnBYiC5+jO0/mOGqhGWr552YGHSUrkWr0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )