UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'frtxK0pcXmMyoqloBkActWxQ6ftM9I7cw6eBm9xFlWY=' 
WHERE 
  key_id = '6e60dbfb995657dcc5df188257a58e93359684475fae73ccf9c09d276bfd1a5e' 
  AND (
    token = 'frtxK0pcXmMyoqloBkActWxQ6ftM9I7cw6eBm9xFlWY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )