UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/GVLiyAXSnMYX4H9ImAQJ2ol4UH3/07jLQm9ZqjZums=' 
WHERE 
  key_id = '551550b74a53cf0f6fe4d0604db660aca69bceac64244e9a254caab63b810746' 
  AND (
    token = '/GVLiyAXSnMYX4H9ImAQJ2ol4UH3/07jLQm9ZqjZums=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )