UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '68f/nGtNc136Nd08QRE/XcNib75/t7tjXNnOyFTpFhc=' 
WHERE 
  key_id = '0498f399d4607f598d025fe5107f34a9f6789baa63abc3d3b582c028bc244d7f' 
  AND (
    token = '68f/nGtNc136Nd08QRE/XcNib75/t7tjXNnOyFTpFhc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )