UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S5GB74m8otG7l5ZQbuWFuE5gJEDh0xE9izVI3R+XmIc=' 
WHERE 
  key_id = '95ea87164e113645fb9ed1e964299c1262d87a3324952e67e7a4b5e8c83d28da' 
  AND (
    token = 'S5GB74m8otG7l5ZQbuWFuE5gJEDh0xE9izVI3R+XmIc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )