UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RB5im7sNDuqlPCFXyNg18/vM4NS0/Z6cqWiosQvEJ+w=' 
WHERE 
  key_id = '8533511783c4368568b422e2182c43a4c55665e643e76b09566fd5df8f1e8988' 
  AND (
    token = 'RB5im7sNDuqlPCFXyNg18/vM4NS0/Z6cqWiosQvEJ+w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )