UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2fqBd0zYmk4aoEmk1yoILMcQKKftO7RfZDC14nJMqOM=' 
WHERE 
  key_id = '8c18e02b3153c2716e931637be3f6c9e9f256bf213493f398e165af6bed60259' 
  AND (
    token = '2fqBd0zYmk4aoEmk1yoILMcQKKftO7RfZDC14nJMqOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )