UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bvutMXKT3zZsghFHzc3Ojz9QElrMkGxe5rDGkVZQNjM=' 
WHERE 
  key_id = '521c7d66cef7afebe6ee42c13a179f69045ecb526318264a0f40861bd237f682' 
  AND (
    token = 'bvutMXKT3zZsghFHzc3Ojz9QElrMkGxe5rDGkVZQNjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )