UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dR48AuAN+4r53u0y2mTLthmq+uctzfxLKOu3N2i8Ygk=' 
WHERE 
  key_id = 'b21a5f770f33c1dc9c829eba71eed04abef0c09799a86061808267d630051302' 
  AND (
    token = 'dR48AuAN+4r53u0y2mTLthmq+uctzfxLKOu3N2i8Ygk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )