UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'djPv/qMQ7WGFFPSTFnyIeKKWKT0pbbwckmPaNJ2Fub0=' 
WHERE 
  key_id = '3bcb22dc184a42c4f06d46471fe6a681103cbeb1aba5b29c3ba27fef60fb0941' 
  AND (
    token = 'djPv/qMQ7WGFFPSTFnyIeKKWKT0pbbwckmPaNJ2Fub0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )