UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e20UzWOIM0CnCZlaCMUMfbAy+bJWY4cj6S+frX/sSss=' 
WHERE 
  key_id = '75bf680192f6ba26250fb1917f911572b280dd8d67ef6625d41633354c1c9090' 
  AND (
    token = 'e20UzWOIM0CnCZlaCMUMfbAy+bJWY4cj6S+frX/sSss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )