UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CK51S7ObNl98SzdTjVbDD/LlAULmXrjGTk5+u6jkKt8=' 
WHERE 
  key_id = '7ab49c8f4586312f987022af9ccfbd6cae1ef0b9bc10121885187f5f5151a235' 
  AND (
    token = 'CK51S7ObNl98SzdTjVbDD/LlAULmXrjGTk5+u6jkKt8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )