UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BztphI+gN4tHP7O1NlO3v5S4jfzgqVC7x84DglEOztQ=' 
WHERE 
  key_id = '4e8408f4a699fe07d5f6b270d14e2870b58c4914d0547a2ddbfb726886a93907' 
  AND (
    token = 'BztphI+gN4tHP7O1NlO3v5S4jfzgqVC7x84DglEOztQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )