UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OQWgRmK4m1WGHPECNzYl9sA9SEKLRVzWaHueDVbexIU=' 
WHERE 
  key_id = '48a39f1b3eedc47cf14f168f6d7b7d9b5adbbef699c4bbcfb22704177c6e2d28' 
  AND (
    token = 'OQWgRmK4m1WGHPECNzYl9sA9SEKLRVzWaHueDVbexIU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )