UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ra2FrOvhDOX0uhEojJLNdFwNvi6jZhIfc40ewNG4R1Q=' 
WHERE 
  key_id = '21ef6472c5f50681874db2b1ef9d539faee30fb817e68cc83e2a94980514f7d3' 
  AND (
    token = 'Ra2FrOvhDOX0uhEojJLNdFwNvi6jZhIfc40ewNG4R1Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )