UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ldC2hwwOTONTav8QgSx1J+aXDtwRbrNODnsHg0Dsrgw=' 
WHERE 
  key_id = 'a51f728c5f4a0de80d6f770c0e829d24858c522c4d149e628d6ce4826b6eb816' 
  AND (
    token = 'ldC2hwwOTONTav8QgSx1J+aXDtwRbrNODnsHg0Dsrgw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )