UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gzcVgBaZdNTfR1MKIt1TnVswKUMyi6MU0Mj2n6M2zDY=' 
WHERE 
  key_id = '84845296aeb41bdf978cbf66773df53e7371a83e0621f63e95602fbb7ab5f79c' 
  AND (
    token = 'gzcVgBaZdNTfR1MKIt1TnVswKUMyi6MU0Mj2n6M2zDY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )