UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mSJeunTp8Uy64yLyhFY1pv94A6gaTp3ger21oly23UU=' 
WHERE 
  key_id = '4ab6dc045f6cbc94d5ac3f279be5f9cfcb892cecad03a5c4198896b34426e564' 
  AND (
    token = 'mSJeunTp8Uy64yLyhFY1pv94A6gaTp3ger21oly23UU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )