UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Hvs0QgWgRGlTgGEEAcx8A140KQhf4hXi4h0PIoe2u4o=' 
WHERE 
  key_id = '021dff4d3fcf1e497e52142856d687364843d76e1e5c0b0cf2804ceb53669a79' 
  AND (
    token = 'Hvs0QgWgRGlTgGEEAcx8A140KQhf4hXi4h0PIoe2u4o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )