UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'I+xhN1+wxF+v7jEablJcK96+uV10T5F0Rsyn227bACY=' 
WHERE 
  key_id = 'eb291416ce2fbb29a4aa70ac49a57339062a3f145c1c8cc22d79426756d7b3c2' 
  AND (
    token = 'I+xhN1+wxF+v7jEablJcK96+uV10T5F0Rsyn227bACY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )