UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V2riNivdERjBdDCNtb6R5cROa1ikshbduL3/YcqYSUk=' 
WHERE 
  key_id = '7b845495cf4057a44fb09b1602373f397a24c73cccd4caede46801f90e98f83b' 
  AND (
    token = 'V2riNivdERjBdDCNtb6R5cROa1ikshbduL3/YcqYSUk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )