UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Km2G48PJFBsCGeIIeQjSehAUPYQaoR9KxNZRt34bjQ=' 
WHERE 
  key_id = 'b515117b1d1ac6e4175e63717d25b39e993a82e3f82d9b0db7beea5da92b2139' 
  AND (
    token = '3Km2G48PJFBsCGeIIeQjSehAUPYQaoR9KxNZRt34bjQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )