UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VRr6n1VeI+LSn08BEPZ7RYpmc8lZouba7MeibiVkAAw=' 
WHERE 
  key_id = '7da57537bd3cf3eaa798430b9fcdc8f2beb7b0bd9469050c14a487c8ea57eec4' 
  AND (
    token = 'VRr6n1VeI+LSn08BEPZ7RYpmc8lZouba7MeibiVkAAw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )