UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GnaajxvCpbKMA9TqmcgI0MagGJhx32FWFGExGdTa2CY=' 
WHERE 
  key_id = '6ad0a27927e2ca948999ee4ec1625c920f2dd4feb760d5731cef775f008d72c0' 
  AND (
    token = 'GnaajxvCpbKMA9TqmcgI0MagGJhx32FWFGExGdTa2CY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )