UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9DbQOMXG0EEnugUGD9oFWv6xQjre0fBv3g0/of+/dHU=' 
WHERE 
  key_id = '04dcad33f69e1da952b89296b15a85ec4e84c04fd6b6d18234e7f23bd913a947' 
  AND (
    token = '9DbQOMXG0EEnugUGD9oFWv6xQjre0fBv3g0/of+/dHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00029