UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'y83t+fi5I+udQlaSXbspjQaCrOMxlLOO5iYe4dtGCtM=' 
WHERE 
  key_id = '530bcd92a0e7330362f02589bf2e64ecc0b1947c131d9f08b9fe4761b56e68cc' 
  AND (
    token = 'y83t+fi5I+udQlaSXbspjQaCrOMxlLOO5iYe4dtGCtM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )