UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QpeL3XQ03zjmmFsITCNEAoxG44ipUU1ChKGCiFNDHB0=' 
WHERE 
  key_id = '84e53896a2f9bf7479092e1825e9d524ccb466a108553f382dcd13f0c878212a' 
  AND (
    token = 'QpeL3XQ03zjmmFsITCNEAoxG44ipUU1ChKGCiFNDHB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )