UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qs3bST/C3dzA4ezHtt67eJ6aaOrZA/qwPECGTWN3kdM=' 
WHERE 
  key_id = '0e8e9ec5807e9522d22254999a0a585a8f8e7fe4b6fd1c889c338348de36187a' 
  AND (
    token = 'Qs3bST/C3dzA4ezHtt67eJ6aaOrZA/qwPECGTWN3kdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )