UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SqiVPjTbYffgMEFDsqvI54Mus8qvLyPlW3fzTHco30o=' 
WHERE 
  key_id = '28187cf371c4c2697ecf0817e35d0ab0465a45060e347c7acb438d1f252785c5' 
  AND (
    token = 'SqiVPjTbYffgMEFDsqvI54Mus8qvLyPlW3fzTHco30o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )