UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kwWuFWS0GvlTLzRswENcc9hA35ePDZm6dCg8PEAb7Ao=' 
WHERE 
  key_id = '2f6af6fdb1390605e2f14feee6c0966b0e75b25b9f7b4aff69de62d46c733665' 
  AND (
    token = 'kwWuFWS0GvlTLzRswENcc9hA35ePDZm6dCg8PEAb7Ao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )