UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'oa6y8OuJ9rr1CloHVMJYcGthNKMWFLgPQbAqlVIu+5s=' 
WHERE 
  key_id = 'b2dc3ec5b2aff50f16d2e597da5f56b70783993b4e3a90df7fabcd02fe656525' 
  AND (
    token = 'oa6y8OuJ9rr1CloHVMJYcGthNKMWFLgPQbAqlVIu+5s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )