UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'txk3+IvhxLwW0bmJRw1Tlx0Q5OjccNBAKsQL1yfcFSY=' 
WHERE 
  key_id = '572dd071d62ce2494d0b56dca25c68e06f13a8f0a2998f74d2457661482d45b8' 
  AND (
    token = 'txk3+IvhxLwW0bmJRw1Tlx0Q5OjccNBAKsQL1yfcFSY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )