UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ei2EShseegO5JkG15+MYNU+p8z6fqstOfWdOp8pmM90=' 
WHERE 
  key_id = 'dfb6795cfb43cd19b94c499bda15b84c3de9322236d801a330643847eb21fc85' 
  AND (
    token = 'Ei2EShseegO5JkG15+MYNU+p8z6fqstOfWdOp8pmM90=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )