UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wmd4DeVtzMVM6szzZ8GjK5pQAg7kfk89d1TdwgVkWi4=' 
WHERE 
  key_id = '6a91f488519a28588eba713da4661153cb01f09f08036c65d594ae06fed9ffdc' 
  AND (
    token = 'wmd4DeVtzMVM6szzZ8GjK5pQAg7kfk89d1TdwgVkWi4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )