UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M8PHHTk9YvKtVPGbPqjEEff6XPyoawWvmHsvuj0EBkM=' 
WHERE 
  key_id = 'ed9752fd1929ede65291f78ccd25d9651454f704be4b4bf1c8a2b810d80fc647' 
  AND (
    token = 'M8PHHTk9YvKtVPGbPqjEEff6XPyoawWvmHsvuj0EBkM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )