UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KWu6YekzLgg3HLiUQnwEG75RJptLMKeh/ZAmLGLcx1Y=' 
WHERE 
  key_id = '21fad5d87d6451b99a100be83ed0be297f821651b5dee478385e5148e2e98180' 
  AND (
    token = 'KWu6YekzLgg3HLiUQnwEG75RJptLMKeh/ZAmLGLcx1Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )