UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l81OaAj5YwpyqmjNIgAxP+Bw9FMostPzDLiVybwax3g=' 
WHERE 
  key_id = '203224739f9869d5eca8d27e4f03413b93441dbe21a0b688b75f176a1cb76a45' 
  AND (
    token = 'l81OaAj5YwpyqmjNIgAxP+Bw9FMostPzDLiVybwax3g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )