UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b6esnjxdRnhY1Ac9QYr9qq9gOhJG80RZ2WgmIVGN464=' 
WHERE 
  key_id = '6430985fbea04552c92df9948e0a8f96e68d112dd500bbe36447681197b150a9' 
  AND (
    token = 'b6esnjxdRnhY1Ac9QYr9qq9gOhJG80RZ2WgmIVGN464=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )