UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VPoJjdvFXCRdixNpqooryrvpgx2m8pMbmT5j868VyLI=' 
WHERE 
  key_id = '6db8e14d834e0a0ebf35a3914b1fbf041d3d843652f32b3545f1d9da3ce2722c' 
  AND (
    token = 'VPoJjdvFXCRdixNpqooryrvpgx2m8pMbmT5j868VyLI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )