UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ag0g2KeTJgAz4RZpVnBNFsbrRq2dDN9QUxiaQWGgVWc=' 
WHERE 
  key_id = '99d8d940a42b66c3afa7073a9782a2a575e3b405fb60896eafb6d39f57a44cf5' 
  AND (
    token = 'ag0g2KeTJgAz4RZpVnBNFsbrRq2dDN9QUxiaQWGgVWc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )