UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rx5mg//eTjLQFR1jPbcs/MHO+w4y2udYGGFRyBdwJJY=' 
WHERE 
  key_id = '901d501257fce7ae355440c949a425eade096cf833013f5adfb080bd8b3b9d28' 
  AND (
    token = 'rx5mg//eTjLQFR1jPbcs/MHO+w4y2udYGGFRyBdwJJY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )