UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PqEFq5KSyBkzhFBPpd34yQGMwcftmwUuF0K6yCZAybo=' 
WHERE 
  key_id = '38d0d59d21afcbd52c488311feb4bd72080ae4957498e3877f2199cb195ef2bc' 
  AND (
    token = 'PqEFq5KSyBkzhFBPpd34yQGMwcftmwUuF0K6yCZAybo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )