UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SRFBWKOnG31FTiJQAAuYDehujekinBbaQT7UD+sdLUI=' 
WHERE 
  key_id = '1e9d1a2df5b8e27d9b09005e9f9c768e83b796b3b1e87b0cd9dd00a8cfb4cba3' 
  AND (
    token = 'SRFBWKOnG31FTiJQAAuYDehujekinBbaQT7UD+sdLUI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )