UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R1RBrf0uZNr8aL+fbgMuM46AwAMig69PvDvnXX2jMlE=' 
WHERE 
  key_id = '635cd42990b1060821b88424f24b09038dfaf17c1a8904b554bba5f02d2baa18' 
  AND (
    token = 'R1RBrf0uZNr8aL+fbgMuM46AwAMig69PvDvnXX2jMlE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )