UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zb7jt5V+/ju0A3RwWM1bwwpwtmvnuy1vTqUtNS6j/g0=' 
WHERE 
  key_id = '635ca21c59d6a851ba9b9034a5732b755c51cf2a6b812ef967fa3bdbd53e0715' 
  AND (
    token = 'zb7jt5V+/ju0A3RwWM1bwwpwtmvnuy1vTqUtNS6j/g0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )