UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '83mcJQyC2rj2vcrSsU81gPhMFHUKr7rR6bv77VM5fcU=' 
WHERE 
  key_id = 'e8ff90d70093b64b81a4834fa24e790acd2000b5a571d67afffdb920e0033d30' 
  AND (
    token = '83mcJQyC2rj2vcrSsU81gPhMFHUKr7rR6bv77VM5fcU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )