UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WIW6UqnWt+AUSe7Ls0Qc/CIZM8gGVtwMNdkpsT2ogeY=' 
WHERE 
  key_id = 'a4f2b5c903460a8ae90ab0031da869247d472acfe9ddbb7362f16b2e6fe3bbb7' 
  AND (
    token = 'WIW6UqnWt+AUSe7Ls0Qc/CIZM8gGVtwMNdkpsT2ogeY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )