UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9gN6NGUUdArtXrROF/BJudxP3+BhZLylnKnDQNKs4fw=' 
WHERE 
  key_id = '20f840b686a3c6a1bd88c53859f204b1d8643170d293ea2316891ef2c78e44f1' 
  AND (
    token = '9gN6NGUUdArtXrROF/BJudxP3+BhZLylnKnDQNKs4fw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )