UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eUOC8ML9hH/799Zoh0J7Z0PlaO35zTI2gtnc+iH+HYU=' 
WHERE 
  key_id = '6a995e3b7c6ea332c0fce0b1e9d2820e3da956d07cedc929357a3553c27b5278' 
  AND (
    token = 'eUOC8ML9hH/799Zoh0J7Z0PlaO35zTI2gtnc+iH+HYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )