UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n7BsDyNQs8RmGusfNzLASIqzm3omsGA6SdEy0Eyl+zA=' 
WHERE 
  key_id = 'c375c634814192ff4f689aedf7499a81cc8ec1f3f3a1cb0b68ee356e0734ca27' 
  AND (
    token = 'n7BsDyNQs8RmGusfNzLASIqzm3omsGA6SdEy0Eyl+zA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )