UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MZ0mTIhiol/Np6yx4x4hHk0lOgFJqTgiTEk8UOfeLkk=' 
WHERE 
  key_id = 'b5011483f090d17afb7c4290c5082299d68990d4466a7fe201f06482b2a937f7' 
  AND (
    token = 'MZ0mTIhiol/Np6yx4x4hHk0lOgFJqTgiTEk8UOfeLkk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )