UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JB2leKzLtFSwZWC0FdyuTLCp5E+Q7M5MRRo0HhBWxLY=' 
WHERE 
  key_id = '83e44fe841d1be3c020a75c80831cd360408a3d62ff6be9e2d06b6cb0ba00548' 
  AND (
    token = 'JB2leKzLtFSwZWC0FdyuTLCp5E+Q7M5MRRo0HhBWxLY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )