UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aIUn9K2SdZlxIOkCV0HdDSVtHlHORMAd7ugHEwve1uk=' 
WHERE 
  key_id = 'e0681375ad73173ea884f67eeecd305eca65d323501d135bab804b29ad303872' 
  AND (
    token = 'aIUn9K2SdZlxIOkCV0HdDSVtHlHORMAd7ugHEwve1uk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )