UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BcUrvWRiRDGC8FeVMlctzJn4jNZvDkZP3kKN6+UkfeM=' 
WHERE 
  key_id = 'd512cb36cc9e31ce139deff8edd834a2e1b2d91a31400340a867d087bdd8d14a' 
  AND (
    token = 'BcUrvWRiRDGC8FeVMlctzJn4jNZvDkZP3kKN6+UkfeM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )