UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6nu6w+SpNFFuUrwkOz49Ya5YOtLIDwmo0PNCOqDa8bo=' 
WHERE 
  key_id = '68246e18207d106ea288bbd4c5d05ca90a544d16550283221cd325077a6916bf' 
  AND (
    token = '6nu6w+SpNFFuUrwkOz49Ya5YOtLIDwmo0PNCOqDa8bo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )