UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e0kT9bu7JFNkiqmZPNmNOf6cQL2QRb14q48vfmjAtm4=' 
WHERE 
  key_id = 'ff78680d58fba84f7bdc2e13b3ded89939c21e745b9235b556134dcaa59b0896' 
  AND (
    token = 'e0kT9bu7JFNkiqmZPNmNOf6cQL2QRb14q48vfmjAtm4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )