UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3LAU86uWgwmWBn6NUlWSaJR/OOzv3xw03fy+xcI60ok=' 
WHERE 
  key_id = '1873b9abebe94c0457e5c72d7024b3710dde18431e936b4451fd75cf79c757a2' 
  AND (
    token = '3LAU86uWgwmWBn6NUlWSaJR/OOzv3xw03fy+xcI60ok=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )