UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'x4uT+vXHBcqLoNk5TwAzv+CsbeEaMS31F5l7vj2qdOg=' 
WHERE 
  key_id = '4a9e7af51a29f65ec5c3e32fc82970c1064cdde81c82d72300a3279c8475ddce' 
  AND (
    token = 'x4uT+vXHBcqLoNk5TwAzv+CsbeEaMS31F5l7vj2qdOg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )