UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UWXyDGV15B1b+/BFGfeI//xSkWqjeHYz+nI6dml4qWk=' 
WHERE 
  key_id = 'a2fbdcde9fedc2a13c1f6be251a80e697ddc91ad7eecf6de4896df2a4f950bfd' 
  AND (
    token = 'UWXyDGV15B1b+/BFGfeI//xSkWqjeHYz+nI6dml4qWk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )