UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T0+t5gjOydNuWdHVBrKIW+xkYFQaHDXSMhrmfOhgL54=' 
WHERE 
  key_id = '2a1ddc507b5828595bce3025b729b55178fe9374d4d49600ac2789532646f4b2' 
  AND (
    token = 'T0+t5gjOydNuWdHVBrKIW+xkYFQaHDXSMhrmfOhgL54=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )