UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/N6rfhmX/m4MmUVI93VskVEIyaFYJdftS/QFCSij/o4=' 
WHERE 
  key_id = 'a3e51d6123fa4980c3f33ef6f5e225b431323bf1e3109e2b45369c0c8069460b' 
  AND (
    token = '/N6rfhmX/m4MmUVI93VskVEIyaFYJdftS/QFCSij/o4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )