UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tHqCkln9oFF3s6JvboOImhw9xOh/UItPn3hs+y5Y6x0=' 
WHERE 
  key_id = '4d5e91bede3e00a64fe4e0ec2dc075f42e08c2cfac15781c64ff828acd45b844' 
  AND (
    token = 'tHqCkln9oFF3s6JvboOImhw9xOh/UItPn3hs+y5Y6x0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )