UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gw5hjXSJccXfpstgaBPNTiWmUemQay7yjjtOFzaQEZg=' 
WHERE 
  key_id = 'be4a8d0f7d6796619663156df802f8d85dad9cf8443131894d957cdddf745d5a' 
  AND (
    token = 'Gw5hjXSJccXfpstgaBPNTiWmUemQay7yjjtOFzaQEZg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )