UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MNf5M5QabyPcOaoVtFoAATncRo86xWBsI/69Gvfah+Y=' 
WHERE 
  key_id = '1642108af34eebf0903e821a18a0a15a5ec1bb664b303d27d31fef3f32260866' 
  AND (
    token = 'MNf5M5QabyPcOaoVtFoAATncRo86xWBsI/69Gvfah+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )