UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kuqwK/H/XQb0QCuu+oHdcm943tNl9x9dv2vrM0IDDf0=' 
WHERE 
  key_id = 'c800e8ebba0b6d1895b975077f63409f494a48f8049eac95606645f873934853' 
  AND (
    token = 'kuqwK/H/XQb0QCuu+oHdcm943tNl9x9dv2vrM0IDDf0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )