UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '03U94YYSMyXGs+LzqTpJSFH7QwvnnSOufbwhziULT88=' 
WHERE 
  key_id = '6ac757582d4a58180aba4f83bfc4f96cd6bb5a673e63228944b11626f344fbe9' 
  AND (
    token = '03U94YYSMyXGs+LzqTpJSFH7QwvnnSOufbwhziULT88=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )