UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4FLEMDqxcVwIsNqlV1OJiIgu4ntJj9hGz9pG/6XTxw=' 
WHERE 
  key_id = '16f023e9481f1ab9ced33db0ba1dd4c43e015c4f0cb35b1263465e8225f542e1' 
  AND (
    token = 't4FLEMDqxcVwIsNqlV1OJiIgu4ntJj9hGz9pG/6XTxw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )