UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ix6VN6MmJNqKoJltIRODSmJCUx2yXcDD/A3MYDkIi0c=' 
WHERE 
  key_id = 'c6f8185e935f4f8b09a04298d22c487587f537aba3d400e64be07bd96fa1ed5e' 
  AND (
    token = 'Ix6VN6MmJNqKoJltIRODSmJCUx2yXcDD/A3MYDkIi0c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )