UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4k4rDmCwHhUZCrRxpFusVHSEzqMOuzL+xfg+cTTctKE=' 
WHERE 
  key_id = '3a1fea82eb124f541403df0808b163f464e4966a0e848659cec21214153d3f4d' 
  AND (
    token = '4k4rDmCwHhUZCrRxpFusVHSEzqMOuzL+xfg+cTTctKE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )