UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q2aTk5oDGt+3QP9n5fo5xZ0SD6NvHM6brjuuVE4KhmE=' 
WHERE 
  key_id = 'db0cfc782815f1841e422b37ad0bdf42b9673d8b90f909f94783de1a8d16a975' 
  AND (
    token = 'Q2aTk5oDGt+3QP9n5fo5xZ0SD6NvHM6brjuuVE4KhmE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )