UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NS6wMEDrHSRv5EYoqjvSp2fTbH16fKbVjBh8ZxIJ2ck=' 
WHERE 
  key_id = 'bc04f851db077ebf9503f9a61e3720e9257308b398863661100e0993589239a8' 
  AND (
    token = 'NS6wMEDrHSRv5EYoqjvSp2fTbH16fKbVjBh8ZxIJ2ck=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )