UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dlxHCJCdDz1aX/KXaqXowcVj2gZHr9AOg7A3A158bY4=' 
WHERE 
  key_id = 'b4315e45297c482f22ff2472f76a567b6345dd6af9d9a4340394f711f378bbfa' 
  AND (
    token = 'dlxHCJCdDz1aX/KXaqXowcVj2gZHr9AOg7A3A158bY4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )