UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'O475sBIWW5J4kUcPdJejPuIiGli9ScBQ65poP9eGx2o=' 
WHERE 
  key_id = 'b6b56b121e3f087bceee05a5609512f44bc31684fe5511648a3fbfe09f949f16' 
  AND (
    token = 'O475sBIWW5J4kUcPdJejPuIiGli9ScBQ65poP9eGx2o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )