UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S7w3SVrI5T2nlVgHWJA8GVUSafXFLrxpKwXDorEYUZA=' 
WHERE 
  key_id = '93526a2f29026d1891a24828ae4e7c09e0c2916d4d3cd44952d65ad6a9cbcf49' 
  AND (
    token = 'S7w3SVrI5T2nlVgHWJA8GVUSafXFLrxpKwXDorEYUZA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )