UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nHBecTkIh+/CG3DwTJJZX61KWA7imIIwwnG49XY3Sz4=' 
WHERE 
  key_id = '06c3cf868d1b6eb7de75d22607976b8dc65035080a437e2de07432aa208ba995' 
  AND (
    token = 'nHBecTkIh+/CG3DwTJJZX61KWA7imIIwwnG49XY3Sz4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )