UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XMxlPr9LdWahlrPc8eqxaLyjYwa/2DxjprlWPRIEYqw=' 
WHERE 
  key_id = '52cae81452c332e27d3b4bdb844c814941748bded373f6255119671ce4a8768d' 
  AND (
    token = 'XMxlPr9LdWahlrPc8eqxaLyjYwa/2DxjprlWPRIEYqw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )