UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '54TIibLpHaFd3zDv7azANduq1KzWw/Qy8ORK1/Yyz+8=' 
WHERE 
  key_id = '1ddcfe2c1c3c6991af4aa19eee50221359ce5524c33478301593d2c3d6029ace' 
  AND (
    token = '54TIibLpHaFd3zDv7azANduq1KzWw/Qy8ORK1/Yyz+8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )