UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zngFVPb2PaOW2GTg7yjEMw+x0W1AJqx3vQEO3ioP3L0=' 
WHERE 
  key_id = '0e293dd7dc59b9cbcd21a45e9b4b19102a79724060c29bf9b78984e2d391571a' 
  AND (
    token = 'zngFVPb2PaOW2GTg7yjEMw+x0W1AJqx3vQEO3ioP3L0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )