UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zla4f91eV8sbg6ST0i5LZbFprYinb/SkkrFFWtdJeXI=' 
WHERE 
  key_id = '5a83af5b64503e35025eb5c68b682fe8027f478effa1c8aa802379d429d8f97c' 
  AND (
    token = 'zla4f91eV8sbg6ST0i5LZbFprYinb/SkkrFFWtdJeXI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )