UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MmfLDXAkw/meY8XrLUQ9iCjYGdyCwRZmEGmBNhpIkOE=' 
WHERE 
  key_id = '4a824efc20e8d2668156f0fc7a72992b5812e217d782b18d11824ae58e0e4b2f' 
  AND (
    token = 'MmfLDXAkw/meY8XrLUQ9iCjYGdyCwRZmEGmBNhpIkOE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )