UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fy0SO/dA10s6r2zKqBXnAiL3Viae5BlJYeTzXLugaIE=' 
WHERE 
  key_id = '28804bde98767703217d087aeb79656bb797ec98a804f73e2dee89fb056316cf' 
  AND (
    token = 'fy0SO/dA10s6r2zKqBXnAiL3Viae5BlJYeTzXLugaIE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )