UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mkDKy+gvUYMFNTyS1PQ4S8YXj0v412eU7+32jZj2gOM=' 
WHERE 
  key_id = '7f94acb8b3b12c50818d665d2001114007b1ff492ff33f1c0b328555e7f41195' 
  AND (
    token = 'mkDKy+gvUYMFNTyS1PQ4S8YXj0v412eU7+32jZj2gOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )