UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dx+agN6K6TClPj0uzc81R+cwXsTmOkwQsnm9W8KRwe4=' 
WHERE 
  key_id = '5eebf852e85734e8072307648b6b2c817589f334fd9dec0cce7df25e757c1c81' 
  AND (
    token = 'Dx+agN6K6TClPj0uzc81R+cwXsTmOkwQsnm9W8KRwe4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )