UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q8m52euQW+SK7qMxcnwrQ8x2erGEjHnsBd9z4VzWGe0=' 
WHERE 
  key_id = '7c450e384cda2e37cb5c6c65876f3bc30de7e09cae9d49ea37aff6b94671343e' 
  AND (
    token = 'Q8m52euQW+SK7qMxcnwrQ8x2erGEjHnsBd9z4VzWGe0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )