UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z4JcZfHE5fJm5BY0/6eLypcPW+qH6jbLdiUbsukzDW8=' 
WHERE 
  key_id = '15d420f98a6cd7ed613102d81cb784f2e2fc952e11ea09aa5b5226bd99e3a963' 
  AND (
    token = 'z4JcZfHE5fJm5BY0/6eLypcPW+qH6jbLdiUbsukzDW8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )