UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zo8Rdj+NOBuWeyQHWV81ebMfUu6rWJX4MnmNZ3eaZ+I=' 
WHERE 
  key_id = '45bfe01ed483dca9d554bf91e5e63c893a3a895758a5d6189aa87bf5ab22af1d' 
  AND (
    token = 'Zo8Rdj+NOBuWeyQHWV81ebMfUu6rWJX4MnmNZ3eaZ+I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )