UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zMU55n5BY6HGktO4PcYyMKgyFzWHwu0G7I6JHqgR9+8=' 
WHERE 
  key_id = '2a3e8a713da899b91ca6084154a3f35ddb6f7f89c2e15e1ea5316b1bd4151c99' 
  AND (
    token = 'zMU55n5BY6HGktO4PcYyMKgyFzWHwu0G7I6JHqgR9+8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )