UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tuLRFvDkA3j6jNoTYcUnPqfebMqdLdnf2oeK0Dr9dH8=' 
WHERE 
  key_id = '640411f9d1acb82ab3f91737d3c32e6dd511c38272460759854253e7a8f70998' 
  AND (
    token = 'tuLRFvDkA3j6jNoTYcUnPqfebMqdLdnf2oeK0Dr9dH8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )