UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8k5PeY1wUFUpDdO8cs6ceEiV0r45FhXNGJTA0tZpjS4=' 
WHERE 
  key_id = 'e490a9f6a1bac790897061d17b68dc74645df542daffa779bd22127a00fff1c8' 
  AND (
    token = '8k5PeY1wUFUpDdO8cs6ceEiV0r45FhXNGJTA0tZpjS4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )