UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Le2Wl+Dc6YH7md9tYFtikVTn1fibz2YnX28oS0ZotLw=' 
WHERE 
  key_id = '2a20e7a4c027db4482216fa708033f443f65bb6c8ad110f6736df484af39e786' 
  AND (
    token = 'Le2Wl+Dc6YH7md9tYFtikVTn1fibz2YnX28oS0ZotLw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )