UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6f0Jrf6pYYbAaXqmEDfc0EbnoCgqycIR5wGBj4ja9M0=' 
WHERE 
  key_id = '18b11453c50d81c6624eb4a2b61a304b66e5661d671941d5c0a81a65533c4a71' 
  AND (
    token = '6f0Jrf6pYYbAaXqmEDfc0EbnoCgqycIR5wGBj4ja9M0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )