UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C3SpNBmoDU7wNCcBsBMuyVxSRp4s2kv8NurvedX08VQ=' 
WHERE 
  key_id = '978dffd960359ffca07e70f02c1d8a2b4a200f0a9b7aa7769e6eb70fd7232983' 
  AND (
    token = 'C3SpNBmoDU7wNCcBsBMuyVxSRp4s2kv8NurvedX08VQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )