UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GPgk971xmdjt6DwpulJve2tHDVDzddzwaBUsAIf82XY=' 
WHERE 
  key_id = 'b7c7ea35aa003704479603fd47a2999b6634fe5871f562a1711570c9d22186b1' 
  AND (
    token = 'GPgk971xmdjt6DwpulJve2tHDVDzddzwaBUsAIf82XY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )