UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4OpxBIVEL+bwbfWaVzKoWltE1hEPvEls9SJq7wTklCY=' 
WHERE 
  key_id = '893f1d7a9e7060a5e64fc2cb235d72d1e1c41bbe6a0c9a8dbcbc0660f833f8a5' 
  AND (
    token = '4OpxBIVEL+bwbfWaVzKoWltE1hEPvEls9SJq7wTklCY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )