UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XRc4Ih2nYw1Ic8w25GTUdN7G3IlSqYvQ4bFPp4hi+sc=' 
WHERE 
  key_id = '68fbbfde7bca42554b045862b90ac2ac67f258143a5ae878fa06444bd59ae680' 
  AND (
    token = 'XRc4Ih2nYw1Ic8w25GTUdN7G3IlSqYvQ4bFPp4hi+sc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )