UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xYabFYKvLqAKGzXzyeOTMkY2cIsoreRcbxdz3AnV/cI=' 
WHERE 
  key_id = '5a21720275c45d0007b891524b2d528f9002db63311af22bda4a6c70c68b0833' 
  AND (
    token = 'xYabFYKvLqAKGzXzyeOTMkY2cIsoreRcbxdz3AnV/cI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )