UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tHYD6th/rvj+nd257A/rjk0h6EkBZx1axWc0j0n5wz8=' 
WHERE 
  key_id = 'b5a82e64f43d6674bafb2548f466e2e3a9068057bd68ef2612e9c3f0cedcc4e9' 
  AND (
    token = 'tHYD6th/rvj+nd257A/rjk0h6EkBZx1axWc0j0n5wz8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031