UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qhw/Zcz0yWqcST68t9OQwB5vcUAcfAIkv08rVu9aN94=' 
WHERE 
  key_id = '55339f073063785f00a1444622da77960ad74a76b68a01b6b461532a84797205' 
  AND (
    token = 'Qhw/Zcz0yWqcST68t9OQwB5vcUAcfAIkv08rVu9aN94=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )