UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'c+gFIPwQ4mry89yZRePj0QnVu9XDFTzWMOwMJeYorZE=' 
WHERE 
  key_id = '41fdb5f17e02fdc469620241bd721d58db8d7e7cb90242a61f9873f665d1df4d' 
  AND (
    token = 'c+gFIPwQ4mry89yZRePj0QnVu9XDFTzWMOwMJeYorZE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )