UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QOqzDFfowzu8siGx9rYFAU1vLkCxHqBi2yWBvBdxJRM=' 
WHERE 
  key_id = '6698da5c25db46b64aa0b299e9171eb0cc270bb3754acbc1cde640579b9e8539' 
  AND (
    token = 'QOqzDFfowzu8siGx9rYFAU1vLkCxHqBi2yWBvBdxJRM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )