UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZCTZ0om6BAbZkkXLNUy0q5HqcKr8yPFNuj6tW7KTaxQ=' 
WHERE 
  key_id = 'bc257b7ae24222e1f8a4e1bb324b8c466de8a46a89a8a4d885443a20ed045412' 
  AND (
    token = 'ZCTZ0om6BAbZkkXLNUy0q5HqcKr8yPFNuj6tW7KTaxQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )