UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fK7i15eSU3uGF08aMQ+Hw9tbr76L2bPTTLWaKtVCmkA=' 
WHERE 
  key_id = '9cb6475e1ea1feef7f1952cf501a4e12732196135b5ee0eca575000a54dd4f59' 
  AND (
    token = 'fK7i15eSU3uGF08aMQ+Hw9tbr76L2bPTTLWaKtVCmkA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )