UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cezOFFGhpPSVgN/Uy4S/YJA3ewpSYUItRzvw1fhSt0I=' 
WHERE 
  key_id = 'a7c51786de49b1a7e1219cb6715fa680750fe99e7b7030042140bb3ca30ad340' 
  AND (
    token = 'cezOFFGhpPSVgN/Uy4S/YJA3ewpSYUItRzvw1fhSt0I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )