UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5+xZcAzUuNg78/d6bwm+z/Q911RecJNXxwYap9H9f54=' 
WHERE 
  key_id = 'e4ed6214288cd2a60eeb371aaa499cca04a7a0f0de84a3e473fe38d9dbe89205' 
  AND (
    token = '5+xZcAzUuNg78/d6bwm+z/Q911RecJNXxwYap9H9f54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )