UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OT+O1DVYRZ0ksgMDCEvPt3/dEmqVLhv8BiYVQBYrmzo=' 
WHERE 
  key_id = 'c21f4699851534923456ccc30d47d3dc6056ed1b6dc2ad4daf23c3f9ee701070' 
  AND (
    token = 'OT+O1DVYRZ0ksgMDCEvPt3/dEmqVLhv8BiYVQBYrmzo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )