UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'top+cuuXCoXWcg5CZAh34ddmc4dZBBtRMOsjxxcLPSM=' 
WHERE 
  key_id = 'd0971acd9fc483e0aeb3713bfddf923154242a5226a6c701a060e8118981be58' 
  AND (
    token = 'top+cuuXCoXWcg5CZAh34ddmc4dZBBtRMOsjxxcLPSM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )