UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+iEvY4RBbds80nZA4JtYcdMsfW2JzM+oH7fVscSVCl0=' 
WHERE 
  key_id = '7b6d4a7a779bc6cedfdaaaeb99d15e588bde99c4454649a5593fe343f640953a' 
  AND (
    token = '+iEvY4RBbds80nZA4JtYcdMsfW2JzM+oH7fVscSVCl0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )