UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CvvmJJz/2dKtm92inv3VBLhFhN36uBL3KbtVzt/rOfQ=' 
WHERE 
  key_id = '4d84daf5725a1b5fe7629316bb739d73513b34b0fe7577662e93c2b2234ff0e1' 
  AND (
    token = 'CvvmJJz/2dKtm92inv3VBLhFhN36uBL3KbtVzt/rOfQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )