UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V6EivlwMk0s7/A3d/I9tfdLLv9vVQYr7CBy7YNhxJ+U=' 
WHERE 
  key_id = 'ac9da371e993b08d00f60ce0e30d1dda32b375318283e923d0eb026467a6bca7' 
  AND (
    token = 'V6EivlwMk0s7/A3d/I9tfdLLv9vVQYr7CBy7YNhxJ+U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )