UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EOjGbE7lVy+c6EQVWjubBVoda0SnqNbj3H83dTd41As=' 
WHERE 
  key_id = '539f1f1aefbd14a59f88d62e5d91081671cba317fab03af2a0c3189c443f3551' 
  AND (
    token = 'EOjGbE7lVy+c6EQVWjubBVoda0SnqNbj3H83dTd41As=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )