UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8BFhQi1i5UGJ8knL5hr/b83hN6erpXxCrKtsxfa+ahw=' 
WHERE 
  key_id = '5689c6e3a460248aff22723fa8c825565852da1b15f40eb0b4b3b1c9743ee608' 
  AND (
    token = '8BFhQi1i5UGJ8knL5hr/b83hN6erpXxCrKtsxfa+ahw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )