UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E18EPBEfB5lAbJz+BfviDc3Cwd6KUP7Oh48VQZ5wcHk=' 
WHERE 
  key_id = '00efc2efe13fd9ec04c43421c3a9a95f7252ea15427b9bdd4ccd15a23404076c' 
  AND (
    token = 'E18EPBEfB5lAbJz+BfviDc3Cwd6KUP7Oh48VQZ5wcHk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00037