UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SVEmBwRpDnnTUXgH0x2bjPdGhBRw4Xe3fn0TmeU0/ew=' 
WHERE 
  key_id = '1e46abc100102fb216276bd94f89bcee0847cba77b5eb400f48b807752cdb642' 
  AND (
    token = 'SVEmBwRpDnnTUXgH0x2bjPdGhBRw4Xe3fn0TmeU0/ew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )