UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zx9iXMPXFpXmPnlYTWNtCx+0CxEo1/u0LkCAglGmMso=' 
WHERE 
  key_id = 'b921f6df26a4a7e3b5a2c95d555bfe53f40be9e743ed1c87740cd5020bd1e1b8' 
  AND (
    token = 'zx9iXMPXFpXmPnlYTWNtCx+0CxEo1/u0LkCAglGmMso=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )