UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MRZYqWpADFgX/DNR8jeYP+K7lAUvjqH8X9TOFa834bo=' 
WHERE 
  key_id = '3be6e214aff8d4c95a908a3cef3ba53ccac21ae4b416c5bb37ef85454964e813' 
  AND (
    token = 'MRZYqWpADFgX/DNR8jeYP+K7lAUvjqH8X9TOFa834bo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )