UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Pr1+djr9Tb3o/qF9fGNFw5fPmX1JQEr38z8d5J0xqn0=' 
WHERE 
  key_id = 'a53eb593768508a6c6d24f9e0b9336955e7366b3e577d51354d8f3149b279334' 
  AND (
    token = 'Pr1+djr9Tb3o/qF9fGNFw5fPmX1JQEr38z8d5J0xqn0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )