UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yk2FX+dbVpqb3djSlecoFXmC1gCN4MiUr0MA7XrJ2QE=' 
WHERE 
  key_id = '53f681523c792a8a8f753b05aa60c239657e7f648bf37aebc63dd4670216221d' 
  AND (
    token = 'yk2FX+dbVpqb3djSlecoFXmC1gCN4MiUr0MA7XrJ2QE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )