UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FbWFvrlwvXattBp85sLlE59yJ1SUjdY4ZiRAcfYEu2M=' 
WHERE 
  key_id = 'be6fc1ad688de6d26e55411a1ee1130a3f180dc7e00596912ad2a13aa47d58bd' 
  AND (
    token = 'FbWFvrlwvXattBp85sLlE59yJ1SUjdY4ZiRAcfYEu2M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033