UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BF9QST7cbwoOSyfQOS4vZxitT+RdAZd7ISEmtoyxlL4=' 
WHERE 
  key_id = '51989b3fd7697cd12c466b4091b3b9c6c06c851e6127c12c8b0b0b26dc34bae6' 
  AND (
    token = 'BF9QST7cbwoOSyfQOS4vZxitT+RdAZd7ISEmtoyxlL4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )