UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Fwr0A2GOXp+Sqd6gDv2PhjI+/hF17byl5eqRrnFlblw=' 
WHERE 
  key_id = '405e387e30e6230e11bfbb02250b36d1991158ce44d43954ae9305784630db08' 
  AND (
    token = 'Fwr0A2GOXp+Sqd6gDv2PhjI+/hF17byl5eqRrnFlblw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )