UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mhk1q4aI27mijWQBTNqgRYPdQzOItwZP8gFU/Jbnghg=' 
WHERE 
  key_id = '49f364fc69d6319b58252a8c3f24c86a9ecb33f86934104cac1e145181c37e9c' 
  AND (
    token = 'mhk1q4aI27mijWQBTNqgRYPdQzOItwZP8gFU/Jbnghg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )