UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5QgMl/1dkyk906dzx6rWuhmshOyeYXWYalmA1wDiQ8=' 
WHERE 
  key_id = '15e4ae75e10150fb6e1b50ef7f2d3f416f9254b0134ece0406b627e25920fd2f' 
  AND (
    token = 'r5QgMl/1dkyk906dzx6rWuhmshOyeYXWYalmA1wDiQ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )