UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6n1ul3BfD7tQ9Cy5cBup+/V4jHXmg4flhznkOcGVCEE=' 
WHERE 
  key_id = 'a4e8320f872196088f1ae15d091ea7cedbc5ead690555b0477555b1bb502245c' 
  AND (
    token = '6n1ul3BfD7tQ9Cy5cBup+/V4jHXmg4flhznkOcGVCEE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )