UPDATE 
  cscart_june_setuplock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PQJAjV297jvCxFp8LycDm6Jmnpb0Mt2MYCe0AnDe8Ig=' 
WHERE 
  key_id = '8d138747abe6e484802a118841ccf66aad521488d8b608f85e31328416a1eb4e' 
  AND (
    token = 'PQJAjV297jvCxFp8LycDm6Jmnpb0Mt2MYCe0AnDe8Ig=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00020