UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZumIIli8LFFu0EQXyDCnD2Dqtz54JswmNpYPoBUdzKE=' 
WHERE 
  key_id = '81e8a0e942c6b4599e909c8a6b06f6ae055737a0a4791ef1beabc2c5bd5dcb9f' 
  AND (
    token = 'ZumIIli8LFFu0EQXyDCnD2Dqtz54JswmNpYPoBUdzKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )